Answer choices (Choose all that apply)
Step 1: 3(4x+12) = 180 should equal 4x + 36 = 180
Step 1: 3(4x+12) = 180 should equal 12x + 36 = 180
4x + 36 = 180 (or 12x + 36=180) should equal 180-36 which is 144
4x + 36 = 180 (or 12x + 36=180) should equal 180-36 which is 168
4x = 168 is correct
4x = 144 is correct
12x = 168 is correct
12x = 144 is correct
