21c+7-4c=39c-26

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Solution for 21c+7-4c=39c-26 equation:


Simplifying
21c + 7 + -4c = 39c + -26

Reorder the terms:
7 + 21c + -4c = 39c + -26

Combine like terms: 21c + -4c = 17c
7 + 17c = 39c + -26

Reorder the terms:
7 + 17c = -26 + 39c

Solving
7 + 17c = -26 + 39c

Solving for variable 'c'.

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

Add '-39c' to each side of the equation.
7 + 17c + -39c = -26 + 39c + -39c

Combine like terms: 17c + -39c = -22c
7 + -22c = -26 + 39c + -39c

Combine like terms: 39c + -39c = 0
7 + -22c = -26 + 0
7 + -22c = -26

Add '-7' to each side of the equation.
7 + -7 + -22c = -26 + -7

Combine like terms: 7 + -7 = 0
0 + -22c = -26 + -7
-22c = -26 + -7

Combine like terms: -26 + -7 = -33
-22c = -33

Divide each side by '-22'.
c = 1.5

Simplifying
c = 1.5

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