4(c-12)=-21

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Solution for 4(c-12)=-21 equation: 


Simplifying
4(c + -12) = -21

Reorder the terms:
4(-12 + c) = -21
(-12 * 4 + c * 4) = -21
(-48 + 4c) = -21

Solving
-48 + 4c = -21

Solving for variable 'c'.

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

Add '48' to each side of the equation.
-48 + 48 + 4c = -21 + 48

Combine like terms: -48 + 48 = 0
0 + 4c = -21 + 48
4c = -21 + 48

Combine like terms: -21 + 48 = 27
4c = 27

Divide each side by '4'.
c = 6.75

Simplifying
c = 6.75

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