81=-7x+18

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Solution for 81=-7x+18 equation:


81=-7x+18

We simplify the equation to the form, which is simple to understand 
81=-7x+18

We move all terms containing x to the left and all other terms to the right. 
+7x=+18-81

We simplify left and right side of the equation. 
+7x=-63

We divide both sides of the equation by 07 to get x. 
x=-9

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