(S-9)9=

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Solution for (S-9)9= equation:


Simplifying
(S + -9) * 9 = 0

Reorder the terms:
(-9 + S) * 9 = 0

Reorder the terms for easier multiplication:
9(-9 + S) = 0
(-9 * 9 + S * 9) = 0
(-81 + 9S) = 0

Solving
-81 + 9S = 0

Solving for variable 'S'.

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

Add '81' to each side of the equation.
-81 + 81 + 9S = 0 + 81

Combine like terms: -81 + 81 = 0
0 + 9S = 0 + 81
9S = 0 + 81

Combine like terms: 0 + 81 = 81
9S = 81

Divide each side by '9'.
S = 9

Simplifying
S = 9

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