8c-3c-20=40

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Solution for 8c-3c-20=40 equation:


Simplifying
8c + -3c + -20 = 40

Reorder the terms:
-20 + 8c + -3c = 40

Combine like terms: 8c + -3c = 5c
-20 + 5c = 40

Solving
-20 + 5c = 40

Solving for variable 'c'.

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

Add '20' to each side of the equation.
-20 + 20 + 5c = 40 + 20

Combine like terms: -20 + 20 = 0
0 + 5c = 40 + 20
5c = 40 + 20

Combine like terms: 40 + 20 = 60
5c = 60

Divide each side by '5'.
c = 12

Simplifying
c = 12

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