12m+9m-8c+c+15=

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Solution for 12m+9m-8c+c+15= equation:


Simplifying
12m + 9m + -8c + c + 15 = 0

Reorder the terms:
15 + -8c + c + 12m + 9m = 0

Combine like terms: -8c + c = -7c
15 + -7c + 12m + 9m = 0

Combine like terms: 12m + 9m = 21m
15 + -7c + 21m = 0

Solving
15 + -7c + 21m = 0

Solving for variable 'c'.

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

Add '-15' to each side of the equation.
15 + -7c + -15 + 21m = 0 + -15

Reorder the terms:
15 + -15 + -7c + 21m = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -7c + 21m = 0 + -15
-7c + 21m = 0 + -15

Combine like terms: 0 + -15 = -15
-7c + 21m = -15

Add '-21m' to each side of the equation.
-7c + 21m + -21m = -15 + -21m

Combine like terms: 21m + -21m = 0
-7c + 0 = -15 + -21m
-7c = -15 + -21m

Divide each side by '-7'.
c = 2.142857143 + 3m

Simplifying
c = 2.142857143 + 3m

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