2x + 4 = 3x - 6
x = 10
9(x - 6) = -36
x = 2
x/2 - 3 = 5
x = 16
10x - 6 = 10 + 2x
x = 2
15 = 3(x + 7)
x = -2
6x + 8 - 2x + 4 = 16
x = 1
What is the first step in solving equations
Distribution