28=7c-7

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Solution for 28=7c-7 equation: 


Simplifying
28 = 7c + -7

Reorder the terms:
28 = -7 + 7c

Solving
28 = -7 + 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.
28 + -7c = -7 + 7c + -7c

Combine like terms: 7c + -7c = 0
28 + -7c = -7 + 0
28 + -7c = -7

Add '-28' to each side of the equation.
28 + -28 + -7c = -7 + -28

Combine like terms: 28 + -28 = 0
0 + -7c = -7 + -28
-7c = -7 + -28

Combine like terms: -7 + -28 = -35
-7c = -35

Divide each side by '-7'.
c = 5

Simplifying
c = 5

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