4(90-x)=2(180-x)-12

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Solution for 4(90-x)=2(180-x)-12 equation:


Simplifying
4(90 + -1x) = 2(180 + -1x) + -12
(90 * 4 + -1x * 4) = 2(180 + -1x) + -12
(360 + -4x) = 2(180 + -1x) + -12
360 + -4x = (180 * 2 + -1x * 2) + -12
360 + -4x = (360 + -2x) + -12

Reorder the terms:
360 + -4x = 360 + -12 + -2x

Combine like terms: 360 + -12 = 348
360 + -4x = 348 + -2x

Solving
360 + -4x = 348 + -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.
360 + -4x + 2x = 348 + -2x + 2x

Combine like terms: -4x + 2x = -2x
360 + -2x = 348 + -2x + 2x

Combine like terms: -2x + 2x = 0
360 + -2x = 348 + 0
360 + -2x = 348

Add '-360' to each side of the equation.
360 + -360 + -2x = 348 + -360

Combine like terms: 360 + -360 = 0
0 + -2x = 348 + -360
-2x = 348 + -360

Combine like terms: 348 + -360 = -12
-2x = -12

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

Simplifying
x = 6

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