12x+7+18x-7+15x=180

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Solution for 12x+7+18x-7+15x=180 equation: 


Simplifying
12x + 7 + 18x + -7 + 15x = 180

Reorder the terms:
7 + -7 + 12x + 18x + 15x = 180

Combine like terms: 7 + -7 = 0
0 + 12x + 18x + 15x = 180
12x + 18x + 15x = 180

Combine like terms: 12x + 18x = 30x
30x + 15x = 180

Combine like terms: 30x + 15x = 45x
45x = 180

Solving
45x = 180

Solving for variable 'x'.

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

Divide each side by '45'.
x = 4

Simplifying
x = 4

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