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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

-4n-(7n-4(3n-4))+20=0



We calculate terms in parentheses: -(7n-4(3n-4)), so:

7n-4(3n-4)

We multiply parentheses

7n-12n+16

We add all the numbers together, and all the variables

-5n+16

Back to the equation:

-(-5n+16)



We get rid of parentheses

-4n+5n-16+20=0

We add all the numbers together, and all the variables

n+4=0

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

n=-4

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