9(d-7)=81

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Solution for 9(d-7)=81 equation:


9(d-7)=81

We simplify the equation to the form, which is simple to understand 
9(d-7)=81

Reorder the terms in parentheses
+(+9d-63)=81

Remove unnecessary parentheses
+9d-63=+81

We move all terms containing d to the left and all other terms to the right. 
+9d=+81+63

We simplify left and right side of the equation. 
+9d=+144

We divide both sides of the equation by 9 to get d. 
d=16

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