9c+7=7c-7

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


Simplifying
9c + 7 = 7c + -7

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

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

Solving
7 + 9c = -7 + 7c

Solving for variable 'c'.

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

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

Combine like terms: 9c + -7c = 2c
7 + 2c = -7 + 7c + -7c

Combine like terms: 7c + -7c = 0
7 + 2c = -7 + 0
7 + 2c = -7

Add '-7' to each side of the equation.
7 + -7 + 2c = -7 + -7

Combine like terms: 7 + -7 = 0
0 + 2c = -7 + -7
2c = -7 + -7

Combine like terms: -7 + -7 = -14
2c = -14

Divide each side by '2'.
c = -7

Simplifying
c = -7

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