-9c-12+13c=12

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Solution for -9c-12+13c=12 equation:


Simplifying
-9c + -12 + 13c = 12

Reorder the terms:
-12 + -9c + 13c = 12

Combine like terms: -9c + 13c = 4c
-12 + 4c = 12

Solving
-12 + 4c = 12

Solving for variable 'c'.

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

Add '12' to each side of the equation.
-12 + 12 + 4c = 12 + 12

Combine like terms: -12 + 12 = 0
0 + 4c = 12 + 12
4c = 12 + 12

Combine like terms: 12 + 12 = 24
4c = 24

Divide each side by '4'.
c = 6

Simplifying
c = 6

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