18+(-6)=2x+6+(-6)

Solution for 18+(-6)=2x+6+(-6) equation:

Simplifying
18 + (-6) = 2x + 6 + (-6)
18 + -6 = 2x + 6 + (-6)

Combine like terms: 18 + -6 = 12
12 = 2x + 6 + (-6)
12 = 2x + 6 + -6

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

Combine like terms: 6 + -6 = 0
12 = 0 + 2x
12 = 2x

Solving
12 = 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
12 + -2x = 2x + -2x

Combine like terms: 2x + -2x = 0
12 + -2x = 0

Add '-12' to each side of the equation.
12 + -12 + -2x = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -2x = 0 + -12
-2x = 0 + -12

Combine like terms: 0 + -12 = -12
-2x = -12

Divide each side by '-2'.
x = 6

Simplifying
x = 6