15th Edition

ISBN: 9781938168994

Author: OpenStax

Publisher: OpenStax

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Textbook Question

Chapter 8.3, Problem 200E

Everyday Math 200. Concert tickets At a school concert, the total value of tickets sold was $1506. Student tickets sold for $6 and adult tickets sold for $9. The number of adult tickets sold was 5 less than 3 times the number of student tickets. Find the number of student tickets sold, s, by solving the equation 6s+9 ( 3s − 5 ) = 1506.

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Chapter 8.3, Problem 199E

Chapter 8.3, Problem 201E

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Question 1. Solve the system - x1 x2 + 3x3 + 2x4 -x1 + x22x3 + x4 2x12x2+7x3+7x4 Question 2. Consider the system = 1 =-2 = 1 3x1 - x2 + ax3 = 1 x1 + 3x2 + 2x3 x12x2+2x3 = -b = 4 1 For what values of a, b will the system be inconsistent? 2 For what values of a, b will the system have only one solution? For what values of a, b will the saystem have infinitely many solutions?

Chapter 8 Solutions

PREALGEBRA

Ch. 8.1 - TRY IT::8.1 Is y = 2/3 a solution for 9y+2=6y? Ch. 8.1 - TRY IT:: 8.2 Is y=2/5 a solution for 5y—3= 10y? Ch. 8.1 - TRY IT::8.3 Solve: x +9 = —7. Ch. 8.1 - TRY IT::8.4 Solve: x + 16= —4. Ch. 8.1 - TRY IT::8.5 Solve: n — 6 = —7. Ch. 8.1 - TRY IT:: 8.6 Solve: X — 5 = —9. Ch. 8.1 - TRY IT:: 8.7 Solve: p – 1/3 = 5/6 Ch. 8.1 - TRY IT::8.8 Solve: q – 1/2 = 1/6 Ch. 8.1 - TRY IT::8.9 Solve: b — 2.8 = 3.6. Ch. 8.1 - TRY IT::8.1O Solve: c—6.9=7.1.

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