9(x+16)=81

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Solution for 9(x+16)=81 equation: 



9(x+16)=81

We move all terms to the left:

9(x+16)-(81)=0

We multiply parentheses

9x+144-81=0

We add all the numbers together, and all the variables

9x+63=0

We move all terms containing x to the left, all other terms to the right

9x=-63

x=-63/9

x=-7

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