9x-2+12x+18=180

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Solution for 9x-2+12x+18=180 equation:


Simplifying
9x + -2 + 12x + 18 = 180

Reorder the terms:
-2 + 18 + 9x + 12x = 180

Combine like terms: -2 + 18 = 16
16 + 9x + 12x = 180

Combine like terms: 9x + 12x = 21x
16 + 21x = 180

Solving
16 + 21x = 180

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + 21x = 180 + -16

Combine like terms: 16 + -16 = 0
0 + 21x = 180 + -16
21x = 180 + -16

Combine like terms: 180 + -16 = 164
21x = 164

Divide each side by '21'.
x = 7.80952381

Simplifying
x = 7.80952381

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