4=80-q

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Solution for 4=80-q equation:


Simplifying
4 = 80 + -1q

Solving
4 = 80 + -1q

Solving for variable 'q'.

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

Add 'q' to each side of the equation.
4 + q = 80 + -1q + q

Combine like terms: -1q + q = 0
4 + q = 80 + 0
4 + q = 80

Add '-4' to each side of the equation.
4 + -4 + q = 80 + -4

Combine like terms: 4 + -4 = 0
0 + q = 80 + -4
q = 80 + -4

Combine like terms: 80 + -4 = 76
q = 76

Simplifying
q = 76

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