12+c=3c-20

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Solution for 12+c=3c-20 equation:


Simplifying
12 + c = 3c + -20

Reorder the terms:
12 + c = -20 + 3c

Solving
12 + c = -20 + 3c

Solving for variable 'c'.

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

Add '-3c' to each side of the equation.
12 + c + -3c = -20 + 3c + -3c

Combine like terms: c + -3c = -2c
12 + -2c = -20 + 3c + -3c

Combine like terms: 3c + -3c = 0
12 + -2c = -20 + 0
12 + -2c = -20

Add '-12' to each side of the equation.
12 + -12 + -2c = -20 + -12

Combine like terms: 12 + -12 = 0
0 + -2c = -20 + -12
-2c = -20 + -12

Combine like terms: -20 + -12 = -32
-2c = -32

Divide each side by '-2'.
c = 16

Simplifying
c = 16

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