21c+7=-4c+57

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Solution for 21c+7=-4c+57 equation:


Simplifying
21c + 7 = -4c + 57

Reorder the terms:
7 + 21c = -4c + 57

Reorder the terms:
7 + 21c = 57 + -4c

Solving
7 + 21c = 57 + -4c

Solving for variable 'c'.

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

Add '4c' to each side of the equation.
7 + 21c + 4c = 57 + -4c + 4c

Combine like terms: 21c + 4c = 25c
7 + 25c = 57 + -4c + 4c

Combine like terms: -4c + 4c = 0
7 + 25c = 57 + 0
7 + 25c = 57

Add '-7' to each side of the equation.
7 + -7 + 25c = 57 + -7

Combine like terms: 7 + -7 = 0
0 + 25c = 57 + -7
25c = 57 + -7

Combine like terms: 57 + -7 = 50
25c = 50

Divide each side by '25'.
c = 2

Simplifying
c = 2

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