7x-4+90=5x+8

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Solution for 7x-4+90=5x+8 equation:


Simplifying
7x + -4 + 90 = 5x + 8

Reorder the terms:
-4 + 90 + 7x = 5x + 8

Combine like terms: -4 + 90 = 86
86 + 7x = 5x + 8

Reorder the terms:
86 + 7x = 8 + 5x

Solving
86 + 7x = 8 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
86 + 7x + -5x = 8 + 5x + -5x

Combine like terms: 7x + -5x = 2x
86 + 2x = 8 + 5x + -5x

Combine like terms: 5x + -5x = 0
86 + 2x = 8 + 0
86 + 2x = 8

Add '-86' to each side of the equation.
86 + -86 + 2x = 8 + -86

Combine like terms: 86 + -86 = 0
0 + 2x = 8 + -86
2x = 8 + -86

Combine like terms: 8 + -86 = -78
2x = -78

Divide each side by '2'.
x = -39

Simplifying
x = -39

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