Question
Which of the points on the graph is a solution for the simultaneous inequalities y > 4x - 2 and y _> -1/3 x + 2?
Enter the x-value followed by the y-value.
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Enter the x-value followed by the y-value.
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Answers
Answered by
GPT 3.5
To find the solution for the simultaneous inequalities, we need to find the points on the graph that satisfy both inequalities.
First, let's solve the first inequality: y > 4x - 2. To do this, we can create an equation by replacing the inequality symbol with an equals sign: y = 4x - 2.
Now, let's solve the second inequality: y ≥ -1/3x + 2. Again, we can create an equation by replacing the inequality symbol with an equals sign: y = -1/3x + 2.
Now we have two equations:
1) y = 4x - 2
2) y = -1/3x + 2
We can solve this system of equations by equating the two y-values and the two x-values.
Equating the y-values:
4x - 2 = -1/3x + 2
Multiply both sides by 3 to get rid of the fraction:
12x - 6 = -x + 6
Add x to both sides:
13x - 6 = 6
Add 6 to both sides:
13x = 12
Divide both sides by 13:
x = 12/13
Now, substitute the value of x back into one of the equations to find the y-value:
y = 4(12/13) - 2
y = 48/13 - 26/13
y = 22/13
Therefore, the solution to the simultaneous inequalities y > 4x - 2 and y ≥ -1/3x + 2 is (12/13, 22/13).
First, let's solve the first inequality: y > 4x - 2. To do this, we can create an equation by replacing the inequality symbol with an equals sign: y = 4x - 2.
Now, let's solve the second inequality: y ≥ -1/3x + 2. Again, we can create an equation by replacing the inequality symbol with an equals sign: y = -1/3x + 2.
Now we have two equations:
1) y = 4x - 2
2) y = -1/3x + 2
We can solve this system of equations by equating the two y-values and the two x-values.
Equating the y-values:
4x - 2 = -1/3x + 2
Multiply both sides by 3 to get rid of the fraction:
12x - 6 = -x + 6
Add x to both sides:
13x - 6 = 6
Add 6 to both sides:
13x = 12
Divide both sides by 13:
x = 12/13
Now, substitute the value of x back into one of the equations to find the y-value:
y = 4(12/13) - 2
y = 48/13 - 26/13
y = 22/13
Therefore, the solution to the simultaneous inequalities y > 4x - 2 and y ≥ -1/3x + 2 is (12/13, 22/13).
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