90=2x+6+12x

Solution for 90=2x+6+12x equation:

Simplifying
90 = 2x + 6 + 12x

Reorder the terms:
90 = 6 + 2x + 12x

Combine like terms: 2x + 12x = 14x
90 = 6 + 14x

Solving
90 = 6 + 14x

Solving for variable 'x'.

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

Add '-14x' to each side of the equation.
90 + -14x = 6 + 14x + -14x

Combine like terms: 14x + -14x = 0
90 + -14x = 6 + 0
90 + -14x = 6

Add '-90' to each side of the equation.
90 + -90 + -14x = 6 + -90

Combine like terms: 90 + -90 = 0
0 + -14x = 6 + -90
-14x = 6 + -90

Combine like terms: 6 + -90 = -84
-14x = -84

Divide each side by '-14'.
x = 6

Simplifying
x = 6