6q+15=q-6+8q

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Solution for 6q+15=q-6+8q equation:


Simplifying
6q + 15 = q + -6 + 8q

Reorder the terms:
15 + 6q = q + -6 + 8q

Reorder the terms:
15 + 6q = -6 + q + 8q

Combine like terms: q + 8q = 9q
15 + 6q = -6 + 9q

Solving
15 + 6q = -6 + 9q

Solving for variable 'q'.

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

Add '-9q' to each side of the equation.
15 + 6q + -9q = -6 + 9q + -9q

Combine like terms: 6q + -9q = -3q
15 + -3q = -6 + 9q + -9q

Combine like terms: 9q + -9q = 0
15 + -3q = -6 + 0
15 + -3q = -6

Add '-15' to each side of the equation.
15 + -15 + -3q = -6 + -15

Combine like terms: 15 + -15 = 0
0 + -3q = -6 + -15
-3q = -6 + -15

Combine like terms: -6 + -15 = -21
-3q = -21

Divide each side by '-3'.
q = 7

Simplifying
q = 7

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