7*(x-9)=91

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Solution for 7*(x-9)=91 equation: 



7(x-9)=91

We move all terms to the left:

7(x-9)-(91)=0

We multiply parentheses

7x-63-91=0

We add all the numbers together, and all the variables

7x-154=0

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

7x=154

x=154/7

x=22

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