. One of her steps is to multiply both sides of the equation by 7. Why? (1 point)
Responses
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.
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 addition in the original problem.
Multiplying both sides by 7 undoes the addition in the original problem.
The negative sign in −6
must be changed to positive.
1 answer
The correct response is:
Multiplying both sides by 7 undoes the division of x by 7 in the original problem.
This is because the original equation has \( x \) divided by 7, and multiplying both sides by 7 will eliminate that division, allowing Shawnece to isolate \( x \).
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