5c+3=21-c

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Solution for 5c+3=21-c equation:


Simplifying
5c + 3 = 21 + -1c

Reorder the terms:
3 + 5c = 21 + -1c

Solving
3 + 5c = 21 + -1c

Solving for variable 'c'.

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

Add 'c' to each side of the equation.
3 + 5c + c = 21 + -1c + c

Combine like terms: 5c + c = 6c
3 + 6c = 21 + -1c + c

Combine like terms: -1c + c = 0
3 + 6c = 21 + 0
3 + 6c = 21

Add '-3' to each side of the equation.
3 + -3 + 6c = 21 + -3

Combine like terms: 3 + -3 = 0
0 + 6c = 21 + -3
6c = 21 + -3

Combine like terms: 21 + -3 = 18
6c = 18

Divide each side by '6'.
c = 3

Simplifying
c = 3

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