-91=7c

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Solution for -91=7c equation:


Simplifying
-91 = 7c

Solving
-91 = 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.
-91 + -7c = 7c + -7c

Combine like terms: 7c + -7c = 0
-91 + -7c = 0

Add '91' to each side of the equation.
-91 + 91 + -7c = 0 + 91

Combine like terms: -91 + 91 = 0
0 + -7c = 0 + 91
-7c = 0 + 91

Combine like terms: 0 + 91 = 91
-7c = 91

Divide each side by '-7'.
c = -13

Simplifying
c = -13

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