9q-15=-78

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Solution for 9q-15=-78 equation: 


Simplifying
9q + -15 = -78

Reorder the terms:
-15 + 9q = -78

Solving
-15 + 9q = -78

Solving for variable 'q'.

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

Add '15' to each side of the equation.
-15 + 15 + 9q = -78 + 15

Combine like terms: -15 + 15 = 0
0 + 9q = -78 + 15
9q = -78 + 15

Combine like terms: -78 + 15 = -63
9q = -63

Divide each side by '9'.
q = -7

Simplifying
q = -7

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