Answers NC-Foundations of Math 1 Fall 1st 9 Weeks Solving with Variables on Both SidesQuestion 9

9

AssignmentMultiple Choice

Solving with Variables on Both Sides

Question 9 • NC-Foundations of Math 1 (Fall) [1st 9 Weeks]

When Zack checked his solution, it didn’t work. What was his mistake?

Answer

A

In step 1, he should have used the multiplication property of equality.

B

In step 2, he should have a constant of – 4 on the right side.

C

In step 3, he should have divided both sides by .

D

In step 4, the answer should be positive.

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