5(3n+4)=9(5n+7)+7

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Solution for 5(3n+4)=9(5n+7)+7 equation: 



5(3n+4)=9(5n+7)+7

We move all terms to the left:

5(3n+4)-(9(5n+7)+7)=0

We multiply parentheses

15n-(9(5n+7)+7)+20=0



We calculate terms in parentheses: -(9(5n+7)+7), so:

9(5n+7)+7

We multiply parentheses

45n+63+7

We add all the numbers together, and all the variables

45n+70

Back to the equation:

-(45n+70)



We get rid of parentheses

15n-45n-70+20=0

We add all the numbers together, and all the variables

-30n-50=0

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

-30n=50

n=50/-30

n=-1+2/3

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