8c-5c=21

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Solution for 8c-5c=21 equation: 


Simplifying
8c + -5c = 21

Combine like terms: 8c + -5c = 3c
3c = 21

Solving
3c = 21

Solving for variable 'c'.

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

Divide each side by '3'.
c = 7

Simplifying
c = 7

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