9+9c=c-7

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Solution for 9+9c=c-7 equation:


Simplifying
9 + 9c = c + -7

Reorder the terms:
9 + 9c = -7 + c

Solving
9 + 9c = -7 + c

Solving for variable 'c'.

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

Add '-1c' to each side of the equation.
9 + 9c + -1c = -7 + c + -1c

Combine like terms: 9c + -1c = 8c
9 + 8c = -7 + c + -1c

Combine like terms: c + -1c = 0
9 + 8c = -7 + 0
9 + 8c = -7

Add '-9' to each side of the equation.
9 + -9 + 8c = -7 + -9

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

Combine like terms: -7 + -9 = -16
8c = -16

Divide each side by '8'.
c = -2

Simplifying
c = -2

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