-q+9+7q=4q-9

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Solution for -q+9+7q=4q-9 equation:


Simplifying
-1q + 9 + 7q = 4q + -9

Reorder the terms:
9 + -1q + 7q = 4q + -9

Combine like terms: -1q + 7q = 6q
9 + 6q = 4q + -9

Reorder the terms:
9 + 6q = -9 + 4q

Solving
9 + 6q = -9 + 4q

Solving for variable 'q'.

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

Add '-4q' to each side of the equation.
9 + 6q + -4q = -9 + 4q + -4q

Combine like terms: 6q + -4q = 2q
9 + 2q = -9 + 4q + -4q

Combine like terms: 4q + -4q = 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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