6c-12=9c

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Solution for 6c-12=9c equation:


Simplifying
6c + -12 = 9c

Reorder the terms:
-12 + 6c = 9c

Solving
-12 + 6c = 9c

Solving for variable 'c'.

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

Add '-9c' to each side of the equation.
-12 + 6c + -9c = 9c + -9c

Combine like terms: 6c + -9c = -3c
-12 + -3c = 9c + -9c

Combine like terms: 9c + -9c = 0
-12 + -3c = 0

Add '12' to each side of the equation.
-12 + 12 + -3c = 0 + 12

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

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

Divide each side by '-3'.
c = -4

Simplifying
c = -4

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