2q+q-12+42=180

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Solution for 2q+q-12+42=180 equation:


Simplifying
2q + q + -12 + 42 = 180

Reorder the terms:
-12 + 42 + 2q + q = 180

Combine like terms: -12 + 42 = 30
30 + 2q + q = 180

Combine like terms: 2q + q = 3q
30 + 3q = 180

Solving
30 + 3q = 180

Solving for variable 'q'.

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

Add '-30' to each side of the equation.
30 + -30 + 3q = 180 + -30

Combine like terms: 30 + -30 = 0
0 + 3q = 180 + -30
3q = 180 + -30

Combine like terms: 180 + -30 = 150
3q = 150

Divide each side by '3'.
q = 50

Simplifying
q = 50

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