12+8q=15+7q

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Solution for 12+8q=15+7q equation: 


Simplifying
12 + 8q = 15 + 7q

Solving
12 + 8q = 15 + 7q

Solving for variable 'q'.

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

Add '-7q' to each side of the equation.
12 + 8q + -7q = 15 + 7q + -7q

Combine like terms: 8q + -7q = 1q
12 + 1q = 15 + 7q + -7q

Combine like terms: 7q + -7q = 0
12 + 1q = 15 + 0
12 + 1q = 15

Add '-12' to each side of the equation.
12 + -12 + 1q = 15 + -12

Combine like terms: 12 + -12 = 0
0 + 1q = 15 + -12
1q = 15 + -12

Combine like terms: 15 + -12 = 3
1q = 3

Divide each side by '1'.
q = 3

Simplifying
q = 3

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