167=4(5-7n)+7n

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Solution for 167=4(5-7n)+7n equation: 



167=4(5-7n)+7n

We move all terms to the left:

167-(4(5-7n)+7n)=0

We add all the numbers together, and all the variables

-(4(-7n+5)+7n)+167=0



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

4(-7n+5)+7n

We add all the numbers together, and all the variables

7n+4(-7n+5)

We multiply parentheses

7n-28n+20

We add all the numbers together, and all the variables

-21n+20

Back to the equation:

-(-21n+20)



We get rid of parentheses

21n-20+167=0

We add all the numbers together, and all the variables

21n+147=0

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

21n=-147

n=-147/21

n=-7

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