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21) Use systems of equation Trail Mix Recipe: Pretzels c many pounds of each shoul there are twice as many pre

21) Use systems of equation Trail Mix Recipe: Pretzels c many pounds of each shoul there are twice as many pre

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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21) Use systems of equations to work these applied problems. Trail Mix Recipe: Pretzels cost $3 per pound, dried fruit $4 per pound, and nuts $8 per pound. How many pounds of each should be used to produce 140 pounds of trail mix costing $6 per pound in which there are twice as many pretzels (by weight) as dried fruit?
Transcribed Image Text:21) Use systems of equations to work these applied problems. Trail Mix Recipe: Pretzels cost $3 per pound, dried fruit $4 per pound, and nuts $8 per pound. How many pounds of each should be used to produce 140 pounds of trail mix costing $6 per pound in which there are twice as many pretzels (by weight) as dried fruit?
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