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

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



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

We move all terms to the left:

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



We calculate terms in parentheses: -(4(4n-5)), so:

4(4n-5)

We multiply parentheses

16n-20

Back to the equation:

-(16n-20)



We get rid of parentheses

3n-16n+20-7=0

We add all the numbers together, and all the variables

-13n+13=0

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

-13n=-13

n=-13/-13

n=1

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