7(c-2)=21

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Solution for 7(c-2)=21 equation: 


Simplifying
7(c + -2) = 21

Reorder the terms:
7(-2 + c) = 21
(-2 * 7 + c * 7) = 21
(-14 + 7c) = 21

Solving
-14 + 7c = 21

Solving for variable 'c'.

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

Add '14' to each side of the equation.
-14 + 14 + 7c = 21 + 14

Combine like terms: -14 + 14 = 0
0 + 7c = 21 + 14
7c = 21 + 14

Combine like terms: 21 + 14 = 35
7c = 35

Divide each side by '7'.
c = 5

Simplifying
c = 5

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