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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

-7n-(-3(n+1))+49=0



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

-3(n+1)

We multiply parentheses

-3n-3

Back to the equation:

-(-3n-3)



We get rid of parentheses

-7n+3n+3+49=0

We add all the numbers together, and all the variables

-4n+52=0

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

-4n=-52

n=-52/-4

n=+13

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