3(c-7)=-12

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Solution for 3(c-7)=-12 equation: 


Simplifying
3(c + -7) = -12

Reorder the terms:
3(-7 + c) = -12
(-7 * 3 + c * 3) = -12
(-21 + 3c) = -12

Solving
-21 + 3c = -12

Solving for variable 'c'.

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

Add '21' to each side of the equation.
-21 + 21 + 3c = -12 + 21

Combine like terms: -21 + 21 = 0
0 + 3c = -12 + 21
3c = -12 + 21

Combine like terms: -12 + 21 = 9
3c = 9

Divide each side by '3'.
c = 3

Simplifying
c = 3

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