-9-q=q+9

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


Simplifying
-9 + -1q = q + 9

Reorder the terms:
-9 + -1q = 9 + q

Solving
-9 + -1q = 9 + q

Solving for variable 'q'.

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

Add '-1q' to each side of the equation.
-9 + -1q + -1q = 9 + q + -1q

Combine like terms: -1q + -1q = -2q
-9 + -2q = 9 + q + -1q

Combine like terms: q + -1q = 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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