(15x-5)+(90-4x)=180

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Solution for (15x-5)+(90-4x)=180 equation:


Simplifying
(15x + -5) + (90 + -4x) = 180

Reorder the terms:
(-5 + 15x) + (90 + -4x) = 180

Remove parenthesis around (-5 + 15x)
-5 + 15x + (90 + -4x) = 180

Remove parenthesis around (90 + -4x)
-5 + 15x + 90 + -4x = 180

Reorder the terms:
-5 + 90 + 15x + -4x = 180

Combine like terms: -5 + 90 = 85
85 + 15x + -4x = 180

Combine like terms: 15x + -4x = 11x
85 + 11x = 180

Solving
85 + 11x = 180

Solving for variable 'x'.

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

Add '-85' to each side of the equation.
85 + -85 + 11x = 180 + -85

Combine like terms: 85 + -85 = 0
0 + 11x = 180 + -85
11x = 180 + -85

Combine like terms: 180 + -85 = 95
11x = 95

Divide each side by '11'.
x = 8.636363636

Simplifying
x = 8.636363636

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