2(90-x)=12

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Solution for 2(90-x)=12 equation:


Simplifying
2(90 + -1x) = 12
(90 * 2 + -1x * 2) = 12
(180 + -2x) = 12

Solving
180 + -2x = 12

Solving for variable 'x'.

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

Add '-180' to each side of the equation.
180 + -180 + -2x = 12 + -180

Combine like terms: 180 + -180 = 0
0 + -2x = 12 + -180
-2x = 12 + -180

Combine like terms: 12 + -180 = -168
-2x = -168

Divide each side by '-2'.
x = 84

Simplifying
x = 84

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