80=8+9c

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Solution for 80=8+9c equation:


Simplifying
80 = 8 + 9c

Solving
80 = 8 + 9c

Solving for variable 'c'.

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

Add '-9c' to each side of the equation.
80 + -9c = 8 + 9c + -9c

Combine like terms: 9c + -9c = 0
80 + -9c = 8 + 0
80 + -9c = 8

Add '-80' to each side of the equation.
80 + -80 + -9c = 8 + -80

Combine like terms: 80 + -80 = 0
0 + -9c = 8 + -80
-9c = 8 + -80

Combine like terms: 8 + -80 = -72
-9c = -72

Divide each side by '-9'.
c = 8

Simplifying
c = 8

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