45q-90=9q

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Solution for 45q-90=9q equation:


Simplifying
45q + -90 = 9q

Reorder the terms:
-90 + 45q = 9q

Solving
-90 + 45q = 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.
-90 + 45q + -9q = 9q + -9q

Combine like terms: 45q + -9q = 36q
-90 + 36q = 9q + -9q

Combine like terms: 9q + -9q = 0
-90 + 36q = 0

Add '90' to each side of the equation.
-90 + 90 + 36q = 0 + 90

Combine like terms: -90 + 90 = 0
0 + 36q = 0 + 90
36q = 0 + 90

Combine like terms: 0 + 90 = 90
36q = 90

Divide each side by '36'.
q = 2.5

Simplifying
q = 2.5

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