3x-5+5x-9+90=180

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Solution for 3x-5+5x-9+90=180 equation:


Simplifying
3x + -5 + 5x + -9 + 90 = 180

Reorder the terms:
-5 + -9 + 90 + 3x + 5x = 180

Combine like terms: -5 + -9 = -14
-14 + 90 + 3x + 5x = 180

Combine like terms: -14 + 90 = 76
76 + 3x + 5x = 180

Combine like terms: 3x + 5x = 8x
76 + 8x = 180

Solving
76 + 8x = 180

Solving for variable 'x'.

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

Add '-76' to each side of the equation.
76 + -76 + 8x = 180 + -76

Combine like terms: 76 + -76 = 0
0 + 8x = 180 + -76
8x = 180 + -76

Combine like terms: 180 + -76 = 104
8x = 104

Divide each side by '8'.
x = 13

Simplifying
x = 13

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