13-5q-8+9q=

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Solution for 13-5q-8+9q= equation:


Simplifying
13 + -5q + -8 + 9q = 0

Reorder the terms:
13 + -8 + -5q + 9q = 0

Combine like terms: 13 + -8 = 5
5 + -5q + 9q = 0

Combine like terms: -5q + 9q = 4q
5 + 4q = 0

Solving
5 + 4q = 0

Solving for variable 'q'.

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

Add '-5' to each side of the equation.
5 + -5 + 4q = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 4q = 0 + -5
4q = 0 + -5

Combine like terms: 0 + -5 = -5
4q = -5

Divide each side by '4'.
q = -1.25

Simplifying
q = -1.25

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