20=4c-8

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Solution for 20=4c-8 equation:


Simplifying
20 = 4c + -8

Reorder the terms:
20 = -8 + 4c

Solving
20 = -8 + 4c

Solving for variable 'c'.

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

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

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

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

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

Combine like terms: -8 + -20 = -28
-4c = -28

Divide each side by '-4'.
c = 7

Simplifying
c = 7

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