The correct response is:
Multiplying both sides by 7 undoes the division of x by 7 in the original problem.
This is because the equation
Shawn is solving this equation:
x/7−47=−6
One of his steps is to multiply both sides of the equation by 7. Why?
(1 point)
Responses
Multiplying both sides by 7 undoes the addition in the original problem.
Multiplying both sides by 7 undoes the addition in the original problem.
Multiplying both sides by 7 undoes the subtraction in the original problem.
Multiplying both sides by 7 undoes the subtraction in the original problem.
Multiplying both sides by 7 undoes the division of x by 7 in the original problem.
Multiplying both sides by 7 undoes the division of x by 7 in the original problem.
The negative sign in -6 must be changed to positive.
11 answers
The correct response is:
Multiplying both sides by 7 undoes the division of x by 7 in the original problem.
This is because the equation
To simplify the expression
So the correct response is:
1−15
(1 minus 15)
You should simplify the expression inside the parentheses first before moving on to other operations.
To solve the equation
Step 1: subtract 2 from both sides of the equation
Step 2: divide both sides of the equation by -5
This is how it works out:
Subtract 2 from both sides:
Divide both sides by -5:
So the solution is:
x = -13
(x is equal to negative 13)
To solve the equation
Step 1: Add 6 to both sides of the equation.
Step 2: Multiply both sides of the equation by 5.
Here’s how it works out:
Step 1: Add 6 to both sides:
Step 2: Multiply both sides by 5:
So, the solution is:
r = 25
(r = 25)
To solve the equation
Step 1: Add 8 to both sides of the equation.
Step 2: Divide both sides of the equation by -3.
Here’s how it works out:
Step 1: Add 8 to both sides:
Step 2: Divide both sides by -3:
So, the solution is:
x = -6
(x = -6)
To simplify the expression
Now, combine the like terms:
Now we can determine which expressions are equivalent. The equivalent expressions are:
Thus, the two equivalent expressions that you should select are: