9c-81=

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Solution for 9c-81= equation:


9c-81=0

We simplify the equation to the form, which is simple to understand
9c-81=0

We move all terms containing c to the left and all other terms to the right.
+9c=0+81

We simplify left and right side of the equation.
+9c=+81

We divide both sides of the equation by 9 to get c.
c=9

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