5=23+(n-1)(-2)

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Solution for 5=23+(n-1)(-2) equation: 



5=23+(n-1)(-2)

We move all terms to the left:

5-(23+(n-1)(-2))=0

We multiply parentheses ..

-(23+(-2n+2))+5=0



We calculate terms in parentheses: -(23+(-2n+2)), so:

23+(-2n+2)

determiningTheFunctionDomain
(-2n+2)+23

We get rid of parentheses

-2n+2+23

We add all the numbers together, and all the variables

-2n+25

Back to the equation:

-(-2n+25)



We get rid of parentheses

2n-25+5=0

We add all the numbers together, and all the variables

2n-20=0

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

2n=20

n=20/2

n=10

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