7(1+5n)=-7(10-4n)+7

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Solution for 7(1+5n)=-7(10-4n)+7 equation: 



7(1+5n)=-7(10-4n)+7

We move all terms to the left:

7(1+5n)-(-7(10-4n)+7)=0

We add all the numbers together, and all the variables

7(5n+1)-(-7(-4n+10)+7)=0

We multiply parentheses

35n-(-7(-4n+10)+7)+7=0



We calculate terms in parentheses: -(-7(-4n+10)+7), so:

-7(-4n+10)+7

We multiply parentheses

28n-70+7

We add all the numbers together, and all the variables

28n-63

Back to the equation:

-(28n-63)



We get rid of parentheses

35n-28n+63+7=0

We add all the numbers together, and all the variables

7n+70=0

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

7n=-70

n=-70/7

n=-10

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