c+21=21

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Solution for c+21=21 equation:


c+21=21

We simplify the equation to the form, which is simple to understand 
c+21=21

We move all terms containing c to the left and all other terms to the right. 
+1c=+21-21

We simplify left and right side of the equation. 
+1c=0

We divide both sides of the equation by 1 to get c. 
c=0

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