7(-2+1)=13(x+1)

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Solution for 7(-2+1)=13(x+1) equation: 



7(-2+1)=13(x+1)

We move all terms to the left:

7(-2+1)-(13(x+1))=0

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -(13(x+1)), so:

13(x+1)

We multiply parentheses

13x+13

Back to the equation:

-(13x+13)



We get rid of parentheses

-13x-13-7=0

We add all the numbers together, and all the variables

-13x-20=0

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

-13x=20

x=20/-13

x=-1+7/13

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