9c-c-8c+4c-2c-2=20

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Solution for 9c-c-8c+4c-2c-2=20 equation: 


Simplifying
9c + -1c + -8c + 4c + -2c + -2 = 20

Reorder the terms:
-2 + 9c + -1c + -8c + 4c + -2c = 20

Combine like terms: 9c + -1c = 8c
-2 + 8c + -8c + 4c + -2c = 20

Combine like terms: 8c + -8c = 0
-2 + 0 + 4c + -2c = 20
-2 + 4c + -2c = 20

Combine like terms: 4c + -2c = 2c
-2 + 2c = 20

Solving
-2 + 2c = 20

Solving for variable 'c'.

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

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

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

Combine like terms: 20 + 2 = 22
2c = 22

Divide each side by '2'.
c = 11

Simplifying
c = 11

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