9=8(u-81)-87

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Solution for 9=8(u-81)-87 equation:


9=8(u-81)-87

We simplify the equation to the form, which is simple to understand 
9=8(u-81)-87

Reorder the terms in parentheses
9=+(+8u-648)-87

Remove unnecessary parentheses
+9=+8u-648-87

We move all terms containing u to the left and all other terms to the right. 
-8u=-648-87-9

We simplify left and right side of the equation. 
-8u=-744

We divide both sides of the equation by -08 to get u. 
u=93

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