5x-1=3(7+x)

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Solution for 5x-1=3(7+x) equation: 



5x-1=3(7+x)

We move all terms to the left:

5x-1-(3(7+x))=0

We add all the numbers together, and all the variables

5x-(3(x+7))-1=0



We calculate terms in parentheses: -(3(x+7)), so:

3(x+7)

We multiply parentheses

3x+21

Back to the equation:

-(3x+21)



We get rid of parentheses

5x-3x-21-1=0

We add all the numbers together, and all the variables

2x-22=0

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

2x=22

x=22/2

x=11

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