-9c+20=-11c

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Solution for -9c+20=-11c equation:


Simplifying
-9c + 20 = -11c

Reorder the terms:
20 + -9c = -11c

Solving
20 + -9c = -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.
20 + -9c + 11c = -11c + 11c

Combine like terms: -9c + 11c = 2c
20 + 2c = -11c + 11c

Combine like terms: -11c + 11c = 0
20 + 2c = 0

Add '-20' to each side of the equation.
20 + -20 + 2c = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 2c = 0 + -20
2c = 0 + -20

Combine like terms: 0 + -20 = -20
2c = -20

Divide each side by '2'.
c = -10

Simplifying
c = -10

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