SOLUTION: The product of a positive number and four more than the number is 32. What is the number?

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Question 750188: The product of a positive number and four more than the number is 32. What is the number?
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
n(n+4)=32
n^2+4n-32=0

n^2+8n-4n-32=0

n(n+8)-4(n+8)=0

(n-4)(n+8)=0

so that n=4 or n=-8


and since n>0

n is 4


:)