To solve for the value of x in the equation x + 11 = -17, you should subtract 11 from both sides of the equation.
x + 11 - 11 = -17 - 11
This simplifies to:
x = -28
Which of the following should be done to both sides of the equation x + 11 = -17 to solve the value of x?
43 answers
What is the solution of the equation x + 23 = 9?
To solve for x in the equation x + 23 = 9, you should subtract 23 from both sides of the equation.
x + 23 - 23 = 9 - 23
This simplifies to:
x = -14
Therefore, the solution of the equation x + 23 = 9 is x = -14.
x + 23 - 23 = 9 - 23
This simplifies to:
x = -14
Therefore, the solution of the equation x + 23 = 9 is x = -14.
Which of the following equations has a solution of -8?
To determine which equation has a solution of -8, we can substitute -8 into each equation and see if it satisfies the equation.
a) 3x + 4 = -20
If we substitute -8 for x, we get: 3(-8) + 4 = -20
-24 + 4 = -20
-20 = -20
b) 2x - 5 = -21
If we substitute -8 for x, we get: 2(-8) - 5 = -21
-16 - 5 = -21
-21 = -21
c) x/2 - 6 = 2
If we substitute -8 for x, we get: (-8)/2 - 6 = 2
-4 - 6 = 2
-10 = 2
As we can see, only equation b) 2x - 5 = -21 does not have -8 as a solution. Therefore, the equation that has a solution of -8 is 2x - 5 = -21.
a) 3x + 4 = -20
If we substitute -8 for x, we get: 3(-8) + 4 = -20
-24 + 4 = -20
-20 = -20
b) 2x - 5 = -21
If we substitute -8 for x, we get: 2(-8) - 5 = -21
-16 - 5 = -21
-21 = -21
c) x/2 - 6 = 2
If we substitute -8 for x, we get: (-8)/2 - 6 = 2
-4 - 6 = 2
-10 = 2
As we can see, only equation b) 2x - 5 = -21 does not have -8 as a solution. Therefore, the equation that has a solution of -8 is 2x - 5 = -21.
x - 4 = -12
x - 8 = 0
x + 3 = -11
x - 10 = 2
x - 8 = 0
x + 3 = -11
x - 10 = 2
To find the equation that has a solution of -8, we can substitute -8 into each equation and see which one satisfies the equation.
1) x - 4 = -12
If we substitute -8 for x, we get: -8 - 4 = -12
-12 = -12
2) x - 8 = 0
If we substitute -8 for x, we get: -8 - 8 = 0
-16 = 0
3) x + 3 = -11
If we substitute -8 for x, we get: -8 + 3 = -11
-5 = -11
4) x - 10 = 2
If we substitute -8 for x, we get: -8 - 10 = 2
-18 = 2
From the solutions above, only equation 1) x - 4 = -12 has a valid solution of x = -8.
1) x - 4 = -12
If we substitute -8 for x, we get: -8 - 4 = -12
-12 = -12
2) x - 8 = 0
If we substitute -8 for x, we get: -8 - 8 = 0
-16 = 0
3) x + 3 = -11
If we substitute -8 for x, we get: -8 + 3 = -11
-5 = -11
4) x - 10 = 2
If we substitute -8 for x, we get: -8 - 10 = 2
-18 = 2
From the solutions above, only equation 1) x - 4 = -12 has a valid solution of x = -8.
Which of the following should be done to both sides of the equation x - 3.41 = -19 to solve the value of x?
To solve for x in the equation x - 3.41 = -19, you should add 3.41 to both sides of the equation.
x - 3.41 + 3.41 = -19 + 3.41
This simplifies to:
x = -15.59
x - 3.41 + 3.41 = -19 + 3.41
This simplifies to:
x = -15.59
Which of the following equations has a solution of - 1/2?
To determine which equation has a solution of -1/2, we can substitute -1/2 into each equation and see if it satisfies the equation.
a) 3x + 2 = -2
If we substitute -1/2 for x, we get: 3(-1/2) + 2 = -2
-3/2 + 2 = -2
1/2 = -2 (not true)
b) 2x - 1 = 0
If we substitute -1/2 for x, we get: 2(-1/2) - 1 = 0
-1 + 1 = 0
0 = 0 (true)
c) x/4 + 1 = 3/2
If we substitute -1/2 for x, we get: (-1/2)/4 + 1 = 3/2
-1/8 + 1 = 3/2
7/8 = 3/2 (not true)
From the solutions above, only equation b) 2x - 1 = 0 has a valid solution of x = -1/2.
a) 3x + 2 = -2
If we substitute -1/2 for x, we get: 3(-1/2) + 2 = -2
-3/2 + 2 = -2
1/2 = -2 (not true)
b) 2x - 1 = 0
If we substitute -1/2 for x, we get: 2(-1/2) - 1 = 0
-1 + 1 = 0
0 = 0 (true)
c) x/4 + 1 = 3/2
If we substitute -1/2 for x, we get: (-1/2)/4 + 1 = 3/2
-1/8 + 1 = 3/2
7/8 = 3/2 (not true)
From the solutions above, only equation b) 2x - 1 = 0 has a valid solution of x = -1/2.
x + 1/2 = -1
x + 1 = 1/2
x - 1 = - 1/2
x - 1/2 = 1
x + 1 = 1/2
x - 1 = - 1/2
x - 1/2 = 1
To find the equation that has a solution of -1/2, we can substitute -1/2 into each equation and see which one satisfies the equation.
1) x + 1/2 = -1
If we substitute -1/2 for x, we get: -1/2 + 1/2 = -1
0 = -1 (not true)
2) x + 1 = 1/2
If we substitute -1/2 for x, we get: -1/2 + 1 = 1/2
1/2 = 1/2 (true)
3) x - 1 = -1/2
If we substitute -1/2 for x, we get: -1/2 - 1 = -1/2
-3/2 = -1/2 (not true)
4) x - 1/2 = 1
If we substitute -1/2 for x, we get: -1/2 - 1/2 = 1
-1 = 1 (not true)
From the solutions above, only equation 2) x + 1 = 1/2 has a valid solution of x = -1/2.
1) x + 1/2 = -1
If we substitute -1/2 for x, we get: -1/2 + 1/2 = -1
0 = -1 (not true)
2) x + 1 = 1/2
If we substitute -1/2 for x, we get: -1/2 + 1 = 1/2
1/2 = 1/2 (true)
3) x - 1 = -1/2
If we substitute -1/2 for x, we get: -1/2 - 1 = -1/2
-3/2 = -1/2 (not true)
4) x - 1/2 = 1
If we substitute -1/2 for x, we get: -1/2 - 1/2 = 1
-1 = 1 (not true)
From the solutions above, only equation 2) x + 1 = 1/2 has a valid solution of x = -1/2.
What number should be added to both sides of the equation x - 7 = 1 to solve for the value of x?
To solve for the value of x in the equation x - 7 = 1, you should add 7 to both sides of the equation.
x - 7 + 7 = 1 + 7
This simplifies to:
x = 8
x - 7 + 7 = 1 + 7
This simplifies to:
x = 8
What is the solution of the equation x - 7= 1
To find the solution of the equation x - 7 = 1, we can isolate x by adding 7 to both sides of the equation:
x - 7 + 7 = 1 + 7
This simplifies to:
x = 8
Therefore, the solution of the equation x - 7 = 1 is x = 8.
x - 7 + 7 = 1 + 7
This simplifies to:
x = 8
Therefore, the solution of the equation x - 7 = 1 is x = 8.
What number should be added to both sides of the equation x - 7/8 = -5 to find the value of x?
To find the value of x in the equation x - 7/8 = -5, you should add 7/8 to both sides of the equation.
x - 7/8 + 7/8 = -5 + 7/8
This simplifies to:
x = -5 + 7/8
To add -5 and 7/8, you need to find a common denominator. The common denominator of 8 and 1 is 8.
Rewriting -5 as an equivalent fraction with a denominator of 8, we have:
x = -5 + 7/8
= -40/8 + 7/8
= (-40 + 7)/8
= -33/8
Therefore, the value of x in the equation x - 7/8 = -5 is x = -33/8.
x - 7/8 + 7/8 = -5 + 7/8
This simplifies to:
x = -5 + 7/8
To add -5 and 7/8, you need to find a common denominator. The common denominator of 8 and 1 is 8.
Rewriting -5 as an equivalent fraction with a denominator of 8, we have:
x = -5 + 7/8
= -40/8 + 7/8
= (-40 + 7)/8
= -33/8
Therefore, the value of x in the equation x - 7/8 = -5 is x = -33/8.
What is the value of x in the equation x + 0.97 = -2
To find the value of x in the equation x + 0.97 = -2, you need to isolate x by subtracting 0.97 from both sides of the equation.
x + 0.97 - 0.97 = -2 - 0.97
This simplifies to:
x = -2 - 0.97
Performing the subtraction we get:
x = -2.97
Therefore, the value of x in the equation x + 0.97 = -2 is x = -2.97.
x + 0.97 - 0.97 = -2 - 0.97
This simplifies to:
x = -2 - 0.97
Performing the subtraction we get:
x = -2.97
Therefore, the value of x in the equation x + 0.97 = -2 is x = -2.97.
What is the solution of the equation x - 9/4 = - 3/8
To find the solution of the equation x - 9/4 = -3/8, you can isolate x by adding the common denominator to both sides of the equation.
x - 9/4 + 9/4 = -3/8 + 9/4
Simplifying the left side, we have:
x = -3/8 + 9/4
To add -3/8 and 9/4, we need to find a common denominator. The least common multiple (LCM) of 8 and 4 is 8.
Rewriting -3/8 as an equivalent fraction with a denominator of 8, we have:
x = -3/8 + 9/4
= -3/8 + 18/8
= (18 - 3)/8
= 15/8
Therefore, the solution of the equation x - 9/4 = -3/8 is x = 15/8 or x = 1 7/8.
x - 9/4 + 9/4 = -3/8 + 9/4
Simplifying the left side, we have:
x = -3/8 + 9/4
To add -3/8 and 9/4, we need to find a common denominator. The least common multiple (LCM) of 8 and 4 is 8.
Rewriting -3/8 as an equivalent fraction with a denominator of 8, we have:
x = -3/8 + 9/4
= -3/8 + 18/8
= (18 - 3)/8
= 15/8
Therefore, the solution of the equation x - 9/4 = -3/8 is x = 15/8 or x = 1 7/8.
What number should both sides of the equation -7 x = 14 be divided by to solve for the value of x
To solve for the value of x in the equation -7x = 14, you should divide both sides of the equation by -7.
(-7x)/(-7) = 14/(-7)
This simplifies to:
x = -2
Therefore, to solve for the value of x, both sides of the equation -7x = 14 should be divided by -7.
(-7x)/(-7) = 14/(-7)
This simplifies to:
x = -2
Therefore, to solve for the value of x, both sides of the equation -7x = 14 should be divided by -7.
What number should both sides of the equation x/-5 = -6 be multiplied by to solve for the value of x?
To solve for the value of x in the equation x/-5 = -6, you should multiply both sides of the equation by -5.
(x/-5) * -5 = -6 * -5
This simplifies to:
x = 30
Therefore, to solve for the value of x, both sides of the equation x/-5 = -6 should be multiplied by -5.
(x/-5) * -5 = -6 * -5
This simplifies to:
x = 30
Therefore, to solve for the value of x, both sides of the equation x/-5 = -6 should be multiplied by -5.
If 2 x = -4, then what is the value of 8x?
If 2x = -4, we can solve for x by dividing both sides of the equation by 2:
(2x)/2 = (-4)/2
This simplifies to:
x = -2
Now, to find the value of 8x, we substitute the value of x we just found:
8x = 8(-2)
This simplifies to:
8x = -16
Therefore, the value of 8x when 2x = -4 is -16.
(2x)/2 = (-4)/2
This simplifies to:
x = -2
Now, to find the value of 8x, we substitute the value of x we just found:
8x = 8(-2)
This simplifies to:
8x = -16
Therefore, the value of 8x when 2x = -4 is -16.
What is the solution of the equation - 8x = -0.56
To find the solution of the equation -8x = -0.56, you need to divide both sides of the equation by -8.
(-8x)/(-8) = (-0.56)/(-8)
This simplifies to:
x = 0.07
Therefore, the solution of the equation -8x = -0.56 is x = 0.07.
(-8x)/(-8) = (-0.56)/(-8)
This simplifies to:
x = 0.07
Therefore, the solution of the equation -8x = -0.56 is x = 0.07.
What is the solution of the equation 4/3 x = - 6/5
To find the solution of the equation (4/3)x = -6/5, you need to multiply both sides of the equation by the reciprocal of the coefficient of x, which is 3/4.
[(4/3)x] * (3/4) = (-6/5) * (3/4)
Simplifying the left side, the 3's cancel out:
x = (-6/5) * (3/4)
Multiplying the fractions, we get:
x = -18/20
Simplifying the fraction by dividing the numerator and the denominator by their greatest common divisor, which is 2, we have:
x = -9/10
Therefore, the solution of the equation (4/3)x = -6/5 is x = -9/10.
[(4/3)x] * (3/4) = (-6/5) * (3/4)
Simplifying the left side, the 3's cancel out:
x = (-6/5) * (3/4)
Multiplying the fractions, we get:
x = -18/20
Simplifying the fraction by dividing the numerator and the denominator by their greatest common divisor, which is 2, we have:
x = -9/10
Therefore, the solution of the equation (4/3)x = -6/5 is x = -9/10.
Which of the following should be done to both sides of the equation - 6x = 48 to solve the value of x?
To solve for the value of x in the equation -6x = 48, you should divide both sides of the equation by -6.
(-6x)/(-6) = 48/(-6)
This simplifies to:
x = -8
Therefore, to solve for the value of x, both sides of the equation -6x = 48 should be divided by -6.
(-6x)/(-6) = 48/(-6)
This simplifies to:
x = -8
Therefore, to solve for the value of x, both sides of the equation -6x = 48 should be divided by -6.
Same question as above but its x/12 = 6
To solve for the value of x in the equation x/12 = 6, you should multiply both sides of the equation by 12.
(x/12) * 12 = 6 * 12
This simplifies to:
x = 72
Therefore, to solve for the value of x, both sides of the equation x/12 = 6 should be multiplied by 12.
(x/12) * 12 = 6 * 12
This simplifies to:
x = 72
Therefore, to solve for the value of x, both sides of the equation x/12 = 6 should be multiplied by 12.
What is the solution of the equation 5/2 x = - 1/8
To find the solution of the equation (5/2)x = -1/8, you need to multiply both sides of the equation by the reciprocal of the coefficient of x, which is 2/5.
[(5/2)x] * (2/5) = (-1/8) * (2/5)
Simplifying the left side, the 2's cancel out:
x = (-1/8) * (2/5)
Multiplying the fractions, we get:
x = -2/40
Simplifying the fraction by dividing the numerator and the denominator by their greatest common divisor, which is 2, we have:
x = -1/20
Therefore, the solution of the equation (5/2)x = -1/8 is x = -1/20.
[(5/2)x] * (2/5) = (-1/8) * (2/5)
Simplifying the left side, the 2's cancel out:
x = (-1/8) * (2/5)
Multiplying the fractions, we get:
x = -2/40
Simplifying the fraction by dividing the numerator and the denominator by their greatest common divisor, which is 2, we have:
x = -1/20
Therefore, the solution of the equation (5/2)x = -1/8 is x = -1/20.
What is the solution of the equation - x/2.9 = -3
To find the solution of the equation -x/2.9 = -3, you need to multiply both sides of the equation by the reciprocal of the coefficient of x, which is -2.9.
[-x/2.9] * (-2.9) = (-3) * (-2.9)
Simplifying the left side:
(-2.9)(-x/2.9) = (-3)(-2.9)
The -2.9's cancel out:
-x = 8.7
To isolate x, you can multiply both sides by -1:
(-1)(-x) = (-1)(8.7)
This simplifies to:
x = -8.7
Therefore, the solution of the equation -x/2.9 = -3 is x = -8.7.
[-x/2.9] * (-2.9) = (-3) * (-2.9)
Simplifying the left side:
(-2.9)(-x/2.9) = (-3)(-2.9)
The -2.9's cancel out:
-x = 8.7
To isolate x, you can multiply both sides by -1:
(-1)(-x) = (-1)(8.7)
This simplifies to:
x = -8.7
Therefore, the solution of the equation -x/2.9 = -3 is x = -8.7.
What is the solution of the equation 8/5 x = -10
To find the solution of the equation (8/5)x = -10, you need to multiply both sides of the equation by the reciprocal of the coefficient of x, which is 5/8.
[(8/5)x] * (5/8) = (-10) * (5/8)
Simplifying the left side, the 5's cancel out:
x = (-10) * (5/8)
Multiplying the fractions, we get:
x = -50/8
Simplifying the fraction by dividing the numerator and the denominator by their greatest common divisor, which is 2, we have:
x = -25/4
Therefore, the solution of the equation (8/5)x = -10 is x = -25/4.
[(8/5)x] * (5/8) = (-10) * (5/8)
Simplifying the left side, the 5's cancel out:
x = (-10) * (5/8)
Multiplying the fractions, we get:
x = -50/8
Simplifying the fraction by dividing the numerator and the denominator by their greatest common divisor, which is 2, we have:
x = -25/4
Therefore, the solution of the equation (8/5)x = -10 is x = -25/4.