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

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



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

We move all terms to the left:

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

We multiply parentheses

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



We calculate terms in parentheses: -(x+3(x-1)), so:

x+3(x-1)

We multiply parentheses

x+3x-3

We add all the numbers together, and all the variables

4x-3

Back to the equation:

-(4x-3)



We add all the numbers together, and all the variables

-3x-(4x-3)+4=0

We get rid of parentheses

-3x-4x+3+4=0

We add all the numbers together, and all the variables

-7x+7=0

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

-7x=-7

x=-7/-7

x=1

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