20+n=-3(2n+5)

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Solution for 20+n=-3(2n+5) equation: 



20+n=-3(2n+5)

We move all terms to the left:

20+n-(-3(2n+5))=0



We calculate terms in parentheses: -(-3(2n+5)), so:

-3(2n+5)

We multiply parentheses

-6n-15

Back to the equation:

-(-6n-15)



We get rid of parentheses

n+6n+15+20=0

We add all the numbers together, and all the variables

7n+35=0

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

7n=-35

n=-35/7

n=-5

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