Question

Verona is solving the equation -3 + 4x = 9. In order to isolate the variable term using the addition property of equality, which number should she add to both sides of the equation?

Answer 1

Answer: she should add 3 to both sides

Explanation:

-3+4x=9

+3 Both sides +3

4x=12

divide by four in both sides

X=3