90=2x+4+5x-8

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Solution for 90=2x+4+5x-8 equation:


Simplifying
90 = 2x + 4 + 5x + -8

Reorder the terms:
90 = 4 + -8 + 2x + 5x

Combine like terms: 4 + -8 = -4
90 = -4 + 2x + 5x

Combine like terms: 2x + 5x = 7x
90 = -4 + 7x

Solving
90 = -4 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
90 + -7x = -4 + 7x + -7x

Combine like terms: 7x + -7x = 0
90 + -7x = -4 + 0
90 + -7x = -4

Add '-90' to each side of the equation.
90 + -90 + -7x = -4 + -90

Combine like terms: 90 + -90 = 0
0 + -7x = -4 + -90
-7x = -4 + -90

Combine like terms: -4 + -90 = -94
-7x = -94

Divide each side by '-7'.
x = 13.42857143

Simplifying
x = 13.42857143

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