My Math Forum Word problem

 Elementary Math Fractions, Percentages, Word Problems, Equations, Inequations, Factorization, Expansion

March 13th, 2019, 06:03 AM   #1
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From: Toledo

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Word problem

Hello, I was just doing this problem; it has explanation too, but I can't think why (25-x) comes. I hope to get an answer from my fellow forum friends.
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Last edited by skipjack; March 13th, 2019 at 03:29 PM.

 March 13th, 2019, 07:29 AM #2 Math Team     Joined: Jul 2011 From: Texas Posts: 3,002 Thanks: 1587 since x = total number of ordered t-shirts, (x-25) represents the number of t-shirts beyond the 25 minimum order. cost = 1.065[(flat rate of \$150 for the first 25 shirts) + (\$5 for each shirt more than the minimum 25)] $C = 1.065[\$150 + \$5(x-25)]$

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