15-8c=20c-13

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Solution for 15-8c=20c-13 equation:


Simplifying
15 + -8c = 20c + -13

Reorder the terms:
15 + -8c = -13 + 20c

Solving
15 + -8c = -13 + 20c

Solving for variable 'c'.

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

Add '-20c' to each side of the equation.
15 + -8c + -20c = -13 + 20c + -20c

Combine like terms: -8c + -20c = -28c
15 + -28c = -13 + 20c + -20c

Combine like terms: 20c + -20c = 0
15 + -28c = -13 + 0
15 + -28c = -13

Add '-15' to each side of the equation.
15 + -15 + -28c = -13 + -15

Combine like terms: 15 + -15 = 0
0 + -28c = -13 + -15
-28c = -13 + -15

Combine like terms: -13 + -15 = -28
-28c = -28

Divide each side by '-28'.
c = 1

Simplifying
c = 1

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