3(5n+1)=7(n-7)+4

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Solution for 3(5n+1)=7(n-7)+4 equation: 



3(5n+1)=7(n-7)+4

We move all terms to the left:

3(5n+1)-(7(n-7)+4)=0

We multiply parentheses

15n-(7(n-7)+4)+3=0



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

7(n-7)+4

We multiply parentheses

7n-49+4

We add all the numbers together, and all the variables

7n-45

Back to the equation:

-(7n-45)



We get rid of parentheses

15n-7n+45+3=0

We add all the numbers together, and all the variables

8n+48=0

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

8n=-48

n=-48/8

n=-6

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