-7(-3x-1)=49

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Solution for -7(-3x-1)=49 equation: 



-7(-3x-1)=49

We move all terms to the left:

-7(-3x-1)-(49)=0

We multiply parentheses

21x+7-49=0

We add all the numbers together, and all the variables

21x-42=0

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

21x=42

x=42/21

x=2

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