## Algebra and Trigonometry 10th Edition

Write the equation to model the problem. 36000/(n+3)=36000/n - 1000 (Find the positive value of n) 36000n=36000(n+3)-1000n(n+3) $1000n^2+3000n-108000$ $n^2+3n-108=0$ (n-9)(n+12)=0 n = 9 (n=-12 is an extraneous solution as n should be positive)