c+39=7c+15

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Solution for c+39=7c+15 equation:


Simplifying
c + 39 = 7c + 15

Reorder the terms:
39 + c = 7c + 15

Reorder the terms:
39 + c = 15 + 7c

Solving
39 + c = 15 + 7c

Solving for variable 'c'.

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

Add '-7c' to each side of the equation.
39 + c + -7c = 15 + 7c + -7c

Combine like terms: c + -7c = -6c
39 + -6c = 15 + 7c + -7c

Combine like terms: 7c + -7c = 0
39 + -6c = 15 + 0
39 + -6c = 15

Add '-39' to each side of the equation.
39 + -39 + -6c = 15 + -39

Combine like terms: 39 + -39 = 0
0 + -6c = 15 + -39
-6c = 15 + -39

Combine like terms: 15 + -39 = -24
-6c = -24

Divide each side by '-6'.
c = 4

Simplifying
c = 4

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