8=20-4q

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Solution for 8=20-4q equation:


Simplifying
8 = 20 + -4q

Solving
8 = 20 + -4q

Solving for variable 'q'.

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

Add '4q' to each side of the equation.
8 + 4q = 20 + -4q + 4q

Combine like terms: -4q + 4q = 0
8 + 4q = 20 + 0
8 + 4q = 20

Add '-8' to each side of the equation.
8 + -8 + 4q = 20 + -8

Combine like terms: 8 + -8 = 0
0 + 4q = 20 + -8
4q = 20 + -8

Combine like terms: 20 + -8 = 12
4q = 12

Divide each side by '4'.
q = 3

Simplifying
q = 3

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