-30=5(1+2n)-7(5-4n)

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Solution for -30=5(1+2n)-7(5-4n) equation: 



-30=5(1+2n)-7(5-4n)

We move all terms to the left:

-30-(5(1+2n)-7(5-4n))=0

We add all the numbers together, and all the variables

-(5(2n+1)-7(-4n+5))-30=0



We calculate terms in parentheses: -(5(2n+1)-7(-4n+5)), so:

5(2n+1)-7(-4n+5)

We multiply parentheses

10n+28n+5-35

We add all the numbers together, and all the variables

38n-30

Back to the equation:

-(38n-30)



We get rid of parentheses

-38n+30-30=0

We add all the numbers together, and all the variables

-38n=0

n=0/-38

n=0

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