9c-81=72+8c

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Solution for 9c-81=72+8c equation:


Simplifying
9c + -81 = 72 + 8c

Reorder the terms:
-81 + 9c = 72 + 8c

Solving
-81 + 9c = 72 + 8c

Solving for variable 'c'.

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

Add '-8c' to each side of the equation.
-81 + 9c + -8c = 72 + 8c + -8c

Combine like terms: 9c + -8c = 1c
-81 + 1c = 72 + 8c + -8c

Combine like terms: 8c + -8c = 0
-81 + 1c = 72 + 0
-81 + 1c = 72

Add '81' to each side of the equation.
-81 + 81 + 1c = 72 + 81

Combine like terms: -81 + 81 = 0
0 + 1c = 72 + 81
1c = 72 + 81

Combine like terms: 72 + 81 = 153
1c = 153

Divide each side by '1'.
c = 153

Simplifying
c = 153

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