20q+100=15q-80

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Solution for 20q+100=15q-80 equation:


Simplifying
20q + 100 = 15q + -80

Reorder the terms:
100 + 20q = 15q + -80

Reorder the terms:
100 + 20q = -80 + 15q

Solving
100 + 20q = -80 + 15q

Solving for variable 'q'.

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

Add '-15q' to each side of the equation.
100 + 20q + -15q = -80 + 15q + -15q

Combine like terms: 20q + -15q = 5q
100 + 5q = -80 + 15q + -15q

Combine like terms: 15q + -15q = 0
100 + 5q = -80 + 0
100 + 5q = -80

Add '-100' to each side of the equation.
100 + -100 + 5q = -80 + -100

Combine like terms: 100 + -100 = 0
0 + 5q = -80 + -100
5q = -80 + -100

Combine like terms: -80 + -100 = -180
5q = -180

Divide each side by '5'.
q = -36

Simplifying
q = -36

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