Question

Solve for the variable:

2x+12=18

Answer 1

$2x + 12 = 18$

$2x + 12 - 18 = 0$

$2x - 6 = 0$

$2x = 6$

$x = 3$

Answer 2

answer:

2x + 12 = 18

2x = 18 - 12

2x = 6 (divide both sides by 2 to get x)

2x/2 = 6/2

x = 3