(6x-30)+(3x+12)=180

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Solution for (6x-30)+(3x+12)=180 equation:


Simplifying
(6x + -30) + (3x + 12) = 180

Reorder the terms:
(-30 + 6x) + (3x + 12) = 180

Remove parenthesis around (-30 + 6x)
-30 + 6x + (3x + 12) = 180

Reorder the terms:
-30 + 6x + (12 + 3x) = 180

Remove parenthesis around (12 + 3x)
-30 + 6x + 12 + 3x = 180

Reorder the terms:
-30 + 12 + 6x + 3x = 180

Combine like terms: -30 + 12 = -18
-18 + 6x + 3x = 180

Combine like terms: 6x + 3x = 9x
-18 + 9x = 180

Solving
-18 + 9x = 180

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + 9x = 180 + 18

Combine like terms: -18 + 18 = 0
0 + 9x = 180 + 18
9x = 180 + 18

Combine like terms: 180 + 18 = 198
9x = 198

Divide each side by '9'.
x = 22

Simplifying
x = 22

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