s represents this sin looks easier for th 0 seats. Seats sell fo n C. The number of B and C. Suppose t

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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Answers number 30 and 32

Classwork # 10 (Word
Problems Three Variables)
12/1/20
1:06 AM
(2+ sy- 32 = 5
LP
STEM 30. Manufacturing In a factory there are three machines, A, B, and C. When all three
machines are working, they produce 287 bolts per hour. When only machines A
and Care working, they produce 197 bolts per hour. When only machines A and B
are working, they produce 202 bolts per hour. How many bolts can each machine
produce per hour?
© 31. Think About a Plan In triangle PQR, the measure of angle Q is three times the
measure of angle P. The measure of angle R is 20°more than the measure of angle P.
Find the measure of each angle.
• What are the unknowns in this problem?
• What system of equations represents this situation?
• Which method of solving looks easier for this problem?
32. Sports A stadium has 49,000 seats. Seats sell for $25 in Section A, $20 in
Section B, and $15 in Section C. The number of seats in Section A equals the total
number of seats in Sections B and C. Suppose the stadium takes in $1,052,000 from
each sold-out event. How many seats does each section hold?
Answer numbers 30 and 32.
(Copy the Questions before answering)
P. 172
Transcribed Image Text:Classwork # 10 (Word Problems Three Variables) 12/1/20 1:06 AM (2+ sy- 32 = 5 LP STEM 30. Manufacturing In a factory there are three machines, A, B, and C. When all three machines are working, they produce 287 bolts per hour. When only machines A and Care working, they produce 197 bolts per hour. When only machines A and B are working, they produce 202 bolts per hour. How many bolts can each machine produce per hour? © 31. Think About a Plan In triangle PQR, the measure of angle Q is three times the measure of angle P. The measure of angle R is 20°more than the measure of angle P. Find the measure of each angle. • What are the unknowns in this problem? • What system of equations represents this situation? • Which method of solving looks easier for this problem? 32. Sports A stadium has 49,000 seats. Seats sell for $25 in Section A, $20 in Section B, and $15 in Section C. The number of seats in Section A equals the total number of seats in Sections B and C. Suppose the stadium takes in $1,052,000 from each sold-out event. How many seats does each section hold? Answer numbers 30 and 32. (Copy the Questions before answering) P. 172
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