30.8=7c-7

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Solution for 30.8=7c-7 equation:


Simplifying
30.8 = 7c + -7

Reorder the terms:
30.8 = -7 + 7c

Solving
30.8 = -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.
30.8 + -7c = -7 + 7c + -7c

Combine like terms: 7c + -7c = 0
30.8 + -7c = -7 + 0
30.8 + -7c = -7

Add '-30.8' to each side of the equation.
30.8 + -30.8 + -7c = -7 + -30.8

Combine like terms: 30.8 + -30.8 = 0.0
0.0 + -7c = -7 + -30.8
-7c = -7 + -30.8

Combine like terms: -7 + -30.8 = -37.8
-7c = -37.8

Divide each side by '-7'.
c = 5.4

Simplifying
c = 5.4

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