-90=5(2x-4)+4x

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Solution for -90=5(2x-4)+4x equation:


Simplifying
-90 = 5(2x + -4) + 4x

Reorder the terms:
-90 = 5(-4 + 2x) + 4x
-90 = (-4 * 5 + 2x * 5) + 4x
-90 = (-20 + 10x) + 4x

Combine like terms: 10x + 4x = 14x
-90 = -20 + 14x

Solving
-90 = -20 + 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 = -20 + 14x + -14x

Combine like terms: 14x + -14x = 0
-90 + -14x = -20 + 0
-90 + -14x = -20

Add '90' to each side of the equation.
-90 + 90 + -14x = -20 + 90

Combine like terms: -90 + 90 = 0
0 + -14x = -20 + 90
-14x = -20 + 90

Combine like terms: -20 + 90 = 70
-14x = 70

Divide each side by '-14'.
x = -5

Simplifying
x = -5

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