-1+7(6+7x)=90

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Solution for -1+7(6+7x)=90 equation: 



-1+7(6+7x)=90

We move all terms to the left:

-1+7(6+7x)-(90)=0

We add all the numbers together, and all the variables

7(7x+6)-1-90=0

We add all the numbers together, and all the variables

7(7x+6)-91=0

We multiply parentheses

49x+42-91=0

We add all the numbers together, and all the variables

49x-49=0

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

49x=49

x=49/49

x=1

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