90=2(6+2x)+2(x)

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Solution for 90=2(6+2x)+2(x) equation: 


Simplifying
90 = 2(6 + 2x) + 2(x)
90 = (6 * 2 + 2x * 2) + 2(x)
90 = (12 + 4x) + 2(x)

Combine like terms: 4x + 2x = 6x
90 = 12 + 6x

Solving
90 = 12 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
90 + -6x = 12 + 6x + -6x

Combine like terms: 6x + -6x = 0
90 + -6x = 12 + 0
90 + -6x = 12

Add '-90' to each side of the equation.
90 + -90 + -6x = 12 + -90

Combine like terms: 90 + -90 = 0
0 + -6x = 12 + -90
-6x = 12 + -90

Combine like terms: 12 + -90 = -78
-6x = -78

Divide each side by '-6'.
x = 13

Simplifying
x = 13

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