-7c-9c=20

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Solution for -7c-9c=20 equation: 


Simplifying
-7c + -9c = 20

Combine like terms: -7c + -9c = -16c
-16c = 20

Solving
-16c = 20

Solving for variable 'c'.

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

Divide each side by '-16'.
c = -1.25

Simplifying
c = -1.25

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