3x+5x-12+5x+18=180

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Solution for 3x+5x-12+5x+18=180 equation:


Simplifying
3x + 5x + -12 + 5x + 18 = 180

Reorder the terms:
-12 + 18 + 3x + 5x + 5x = 180

Combine like terms: -12 + 18 = 6
6 + 3x + 5x + 5x = 180

Combine like terms: 3x + 5x = 8x
6 + 8x + 5x = 180

Combine like terms: 8x + 5x = 13x
6 + 13x = 180

Solving
6 + 13x = 180

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 13x = 180 + -6

Combine like terms: 6 + -6 = 0
0 + 13x = 180 + -6
13x = 180 + -6

Combine like terms: 180 + -6 = 174
13x = 174

Divide each side by '13'.
x = 13.38461538

Simplifying
x = 13.38461538

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