5c+9=7c-7

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Solution for 5c+9=7c-7 equation:


Simplifying
5c + 9 = 7c + -7

Reorder the terms:
9 + 5c = 7c + -7

Reorder the terms:
9 + 5c = -7 + 7c

Solving
9 + 5c = -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.
9 + 5c + -7c = -7 + 7c + -7c

Combine like terms: 5c + -7c = -2c
9 + -2c = -7 + 7c + -7c

Combine like terms: 7c + -7c = 0
9 + -2c = -7 + 0
9 + -2c = -7

Add '-9' to each side of the equation.
9 + -9 + -2c = -7 + -9

Combine like terms: 9 + -9 = 0
0 + -2c = -7 + -9
-2c = -7 + -9

Combine like terms: -7 + -9 = -16
-2c = -16

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

Simplifying
c = 8

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