9-9q=-7q-9

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Solution for 9-9q=-7q-9 equation:


Simplifying
9 + -9q = -7q + -9

Reorder the terms:
9 + -9q = -9 + -7q

Solving
9 + -9q = -9 + -7q

Solving for variable 'q'.

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

Add '7q' to each side of the equation.
9 + -9q + 7q = -9 + -7q + 7q

Combine like terms: -9q + 7q = -2q
9 + -2q = -9 + -7q + 7q

Combine like terms: -7q + 7q = 0
9 + -2q = -9 + 0
9 + -2q = -9

Add '-9' to each side of the equation.
9 + -9 + -2q = -9 + -9

Combine like terms: 9 + -9 = 0
0 + -2q = -9 + -9
-2q = -9 + -9

Combine like terms: -9 + -9 = -18
-2q = -18

Divide each side by '-2'.
q = 9

Simplifying
q = 9

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