10c-20=-5(15c-13)

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Solution for 10c-20=-5(15c-13) equation:


Simplifying
10c + -20 = -5(15c + -13)

Reorder the terms:
-20 + 10c = -5(15c + -13)

Reorder the terms:
-20 + 10c = -5(-13 + 15c)
-20 + 10c = (-13 * -5 + 15c * -5)
-20 + 10c = (65 + -75c)

Solving
-20 + 10c = 65 + -75c

Solving for variable 'c'.

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

Add '75c' to each side of the equation.
-20 + 10c + 75c = 65 + -75c + 75c

Combine like terms: 10c + 75c = 85c
-20 + 85c = 65 + -75c + 75c

Combine like terms: -75c + 75c = 0
-20 + 85c = 65 + 0
-20 + 85c = 65

Add '20' to each side of the equation.
-20 + 20 + 85c = 65 + 20

Combine like terms: -20 + 20 = 0
0 + 85c = 65 + 20
85c = 65 + 20

Combine like terms: 65 + 20 = 85
85c = 85

Divide each side by '85'.
c = 1

Simplifying
c = 1

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