3x+3=2x+6 subtract2x from both sides we get x+3=6 x=6-3= 3

3x + 3 = 2x + 6 x + 3 = 6 (subtract 2x from both sides of the equation)

**x = 3**(subtract 3 from both sides of the equation)__Check__3(3) + 3 = 2(3) + 6 9 + 3 = 6 + 6 12 = 12 (yes)3x+3=2x+6

3x-2x=6-3

x=3

3x-2x=6-3

x=3

Answer is 2.

Prove:

Prove: