-5(-c-8)=15c+20-9c

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Solution for -5(-c-8)=15c+20-9c equation:


Simplifying
-5(-1c + -8) = 15c + 20 + -9c

Reorder the terms:
-5(-8 + -1c) = 15c + 20 + -9c
(-8 * -5 + -1c * -5) = 15c + 20 + -9c
(40 + 5c) = 15c + 20 + -9c

Reorder the terms:
40 + 5c = 20 + 15c + -9c

Combine like terms: 15c + -9c = 6c
40 + 5c = 20 + 6c

Solving
40 + 5c = 20 + 6c

Solving for variable 'c'.

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

Add '-6c' to each side of the equation.
40 + 5c + -6c = 20 + 6c + -6c

Combine like terms: 5c + -6c = -1c
40 + -1c = 20 + 6c + -6c

Combine like terms: 6c + -6c = 0
40 + -1c = 20 + 0
40 + -1c = 20

Add '-40' to each side of the equation.
40 + -40 + -1c = 20 + -40

Combine like terms: 40 + -40 = 0
0 + -1c = 20 + -40
-1c = 20 + -40

Combine like terms: 20 + -40 = -20
-1c = -20

Divide each side by '-1'.
c = 20

Simplifying
c = 20

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