7+9c=-9+9c+2c

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Solution for 7+9c=-9+9c+2c equation:


Simplifying
7 + 9c = -9 + 9c + 2c

Combine like terms: 9c + 2c = 11c
7 + 9c = -9 + 11c

Solving
7 + 9c = -9 + 11c

Solving for variable 'c'.

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

Add '-11c' to each side of the equation.
7 + 9c + -11c = -9 + 11c + -11c

Combine like terms: 9c + -11c = -2c
7 + -2c = -9 + 11c + -11c

Combine like terms: 11c + -11c = 0
7 + -2c = -9 + 0
7 + -2c = -9

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

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

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

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

Simplifying
c = 8

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