-90=12(12-2x)-(5x+2)

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Solution for -90=12(12-2x)-(5x+2) equation:


Simplifying
-90 = 12(12 + -2x) + -1(5x + 2)
-90 = (12 * 12 + -2x * 12) + -1(5x + 2)
-90 = (144 + -24x) + -1(5x + 2)

Reorder the terms:
-90 = 144 + -24x + -1(2 + 5x)
-90 = 144 + -24x + (2 * -1 + 5x * -1)
-90 = 144 + -24x + (-2 + -5x)

Reorder the terms:
-90 = 144 + -2 + -24x + -5x

Combine like terms: 144 + -2 = 142
-90 = 142 + -24x + -5x

Combine like terms: -24x + -5x = -29x
-90 = 142 + -29x

Solving
-90 = 142 + -29x

Solving for variable 'x'.

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

Add '29x' to each side of the equation.
-90 + 29x = 142 + -29x + 29x

Combine like terms: -29x + 29x = 0
-90 + 29x = 142 + 0
-90 + 29x = 142

Add '90' to each side of the equation.
-90 + 90 + 29x = 142 + 90

Combine like terms: -90 + 90 = 0
0 + 29x = 142 + 90
29x = 142 + 90

Combine like terms: 142 + 90 = 232
29x = 232

Divide each side by '29'.
x = 8

Simplifying
x = 8

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