45=-5(n+-13)

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Solution for 45=-5(n+-13) equation: 



45=-5(n+-13)

We move all terms to the left:

45-(-5(n+-13))=0

We add all the numbers together, and all the variables

-(-5(n-13))+45=0



We calculate terms in parentheses: -(-5(n-13)), so:

-5(n-13)

We multiply parentheses

-5n+65

Back to the equation:

-(-5n+65)



We get rid of parentheses

5n-65+45=0

We add all the numbers together, and all the variables

5n-20=0

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

5n=20

n=20/5

n=4

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