3-q=9+2q

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Solution for 3-q=9+2q equation:


Simplifying
3 + -1q = 9 + 2q

Solving
3 + -1q = 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.
3 + -1q + -2q = 9 + 2q + -2q

Combine like terms: -1q + -2q = -3q
3 + -3q = 9 + 2q + -2q

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

Add '-3' to each side of the equation.
3 + -3 + -3q = 9 + -3

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

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

Divide each side by '-3'.
q = -2

Simplifying
q = -2

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