(c-9)=6(2c-12)-3c

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Solution for (c-9)=6(2c-12)-3c equation:


Simplifying
(c + -9) = 6(2c + -12) + -3c

Reorder the terms:
(-9 + c) = 6(2c + -12) + -3c

Remove parenthesis around (-9 + c)
-9 + c = 6(2c + -12) + -3c

Reorder the terms:
-9 + c = 6(-12 + 2c) + -3c
-9 + c = (-12 * 6 + 2c * 6) + -3c
-9 + c = (-72 + 12c) + -3c

Combine like terms: 12c + -3c = 9c
-9 + c = -72 + 9c

Solving
-9 + c = -72 + 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.
-9 + c + -9c = -72 + 9c + -9c

Combine like terms: c + -9c = -8c
-9 + -8c = -72 + 9c + -9c

Combine like terms: 9c + -9c = 0
-9 + -8c = -72 + 0
-9 + -8c = -72

Add '9' to each side of the equation.
-9 + 9 + -8c = -72 + 9

Combine like terms: -9 + 9 = 0
0 + -8c = -72 + 9
-8c = -72 + 9

Combine like terms: -72 + 9 = -63
-8c = -63

Divide each side by '-8'.
c = 7.875

Simplifying
c = 7.875

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