15Q-12-18=9-9Q

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Solution for 15Q-12-18=9-9Q equation:


Simplifying
15Q + -12 + -18 = 9 + -9Q

Reorder the terms:
-12 + -18 + 15Q = 9 + -9Q

Combine like terms: -12 + -18 = -30
-30 + 15Q = 9 + -9Q

Solving
-30 + 15Q = 9 + -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.
-30 + 15Q + 9Q = 9 + -9Q + 9Q

Combine like terms: 15Q + 9Q = 24Q
-30 + 24Q = 9 + -9Q + 9Q

Combine like terms: -9Q + 9Q = 0
-30 + 24Q = 9 + 0
-30 + 24Q = 9

Add '30' to each side of the equation.
-30 + 30 + 24Q = 9 + 30

Combine like terms: -30 + 30 = 0
0 + 24Q = 9 + 30
24Q = 9 + 30

Combine like terms: 9 + 30 = 39
24Q = 39

Divide each side by '24'.
Q = 1.625

Simplifying
Q = 1.625

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