Question

Describe two ways to solve the equation 3(x - 1) = 9 you get a point for each method you describe correctly and a point for giving the correct solution for x.

Answer 1

1. Distributive Property
3(x-1)=9
3x-3=9
3x=12
x=4
2. Division Property
3(x-1)=9
x-1=3
x=4