q=9-2q

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Solution for q=9-2q equation: 


Simplifying
q = 9 + -2q

Solving
q = 9 + -2q

Solving for variable 'q'.

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

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

Combine like terms: q + 2q = 3q
3q = 9 + -2q + 2q

Combine like terms: -2q + 2q = 0
3q = 9 + 0
3q = 9

Divide each side by '3'.
q = 3

Simplifying
q = 3

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