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How do I solve for n? 13=n-8

2 Answers

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n in (-oo:+oo)

-13 = n-8 // - n-8

8-n-13 = 0

-n-5 = 0 // + 5

-n = 5 // * -1

n = -5

n = -5
User Trevor Harrison
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3 votes
You just need to add the 8 to both sides in order to cancel is out, and then you'll get the answer.

13=n-8
n-8+8= n
13+8 =21
n=21
User Dialogik
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