9-Q=2Q

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Solution for 9-Q=2Q equation:


Simplifying
9 + -1Q = 2Q

Solving
9 + -1Q = 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.
9 + -1Q + -2Q = 2Q + -2Q

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

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

Add '-9' to each side of the equation.
9 + -9 + -3Q = 0 + -9

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

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

Divide each side by '-3'.
Q = 3

Simplifying
Q = 3

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