144=-4(4+5n)

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Solution for 144=-4(4+5n) equation: 



144=-4(4+5n)

We move all terms to the left:

144-(-4(4+5n))=0

We add all the numbers together, and all the variables

-(-4(5n+4))+144=0



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

-4(5n+4)

We multiply parentheses

-20n-16

Back to the equation:

-(-20n-16)



We get rid of parentheses

20n+16+144=0

We add all the numbers together, and all the variables

20n+160=0

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

20n=-160

n=-160/20

n=-8

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