SOLUTION: A college student earns $20 per day delivering advertising brochures door to door, plus 75 cents for each person he interviews. How many people did he interview on a day when he e

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Question 107487This question is from textbook College Algebra
: A college student earns $20 per day delivering advertising brochures door to door, plus 75 cents for each person he interviews. How many people did he interview on a day when he earned $56? This question is from textbook College Algebra

Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
let x="people interviewed" ... 20+.75x=56