7q+9=8q

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Solution for 7q+9=8q equation:


Simplifying
7q + 9 = 8q

Reorder the terms:
9 + 7q = 8q

Solving
9 + 7q = 8q

Solving for variable 'q'.

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

Add '-8q' to each side of the equation.
9 + 7q + -8q = 8q + -8q

Combine like terms: 7q + -8q = -1q
9 + -1q = 8q + -8q

Combine like terms: 8q + -8q = 0
9 + -1q = 0

Add '-9' to each side of the equation.
9 + -9 + -1q = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -1q = 0 + -9
-1q = 0 + -9

Combine like terms: 0 + -9 = -9
-1q = -9

Divide each side by '-1'.
q = 9

Simplifying
q = 9

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