2(3+x)-12=24

Solution for 2(3+x)-12=24 equation:

Simplifying
2(3 + x) + -12 = 24
(3 * 2 + x * 2) + -12 = 24
(6 + 2x) + -12 = 24

Reorder the terms:
6 + -12 + 2x = 24

Combine like terms: 6 + -12 = -6
-6 + 2x = 24

Solving
-6 + 2x = 24

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '6' to each side of the equation.
-6 + 6 + 2x = 24 + 6

Combine like terms: -6 + 6 = 0
0 + 2x = 24 + 6
2x = 24 + 6

Combine like terms: 24 + 6 = 30
2x = 30

Divide each side by '2'.
x = 15

Simplifying
x = 15