-3c+9c-6=9

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Solution for -3c+9c-6=9 equation: 


Simplifying
-3c + 9c + -6 = 9

Reorder the terms:
-6 + -3c + 9c = 9

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

Solving
-6 + 6c = 9

Solving for variable 'c'.

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

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

Combine like terms: -6 + 6 = 0
0 + 6c = 9 + 6
6c = 9 + 6

Combine like terms: 9 + 6 = 15
6c = 15

Divide each side by '6'.
c = 2.5

Simplifying
c = 2.5

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