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1. Çonsider the pair of equations y - 8x = 2 and y + 4 = 3x. %3D %3D (a) Solve each equation for y as an expression in x. (b) Equate the expressions found in part (a) to obtain an equa- tion in the variable x. (d) (c) Solve the equation in part (b) for the unknown x. (d) Solve for y.

1. Çonsider the pair of equations y - 8x = 2 and y + 4 = 3x. %3D %3D (a) Solve each equation for y as an expression in x. (b) Equate the expressions found in part (a) to obtain an equa- tion in the variable x. (d) (c) Solve the equation in part (b) for the unknown x. (d) Solve for y.

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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8.1 Variables, Algebraic Expressions, and Functions paper and the last child is handed a slip on which the expres- sion (3 5x) + 4 appears, describe how many children are in the line and what single operation each performs. 10. Bernie weighs 90 pounds plus half his own weight. What does Bernie weigh? 11. Çonsider the pair of equations y - 8x = 2 and y + 4 = 3x. (a) Solve each equation for y as an expression in x. (b) Equate the expressions found in part (a) to obtain an equa- tion in the variable x. (c) Solve the equation in part (b) for the unknown x. () (d) Solve for y. 12 DG 2. Little Red Riding Hood rode her bike 15 miles to Grandma's house, arriving in 3 hours. When she discovered the Big Bad Wolf, she turned around and scampered home at 15 miles per hour. The distance = rate X time formula will be helpful to answer these questions. %3D (a) What was Little Red Riding Hood's average speed to Grandma's house? (b) How long did it take to get home? (c) How long was the round-trip? (d) How many hours did the round-trip take? (e) What is the average sneed for the round-trin?
Transcribed Image Text:8.1 Variables, Algebraic Expressions, and Functions paper and the last child is handed a slip on which the expres- sion (3 5x) + 4 appears, describe how many children are in the line and what single operation each performs. 10. Bernie weighs 90 pounds plus half his own weight. What does Bernie weigh? 11. Çonsider the pair of equations y - 8x = 2 and y + 4 = 3x. (a) Solve each equation for y as an expression in x. (b) Equate the expressions found in part (a) to obtain an equa- tion in the variable x. (c) Solve the equation in part (b) for the unknown x. () (d) Solve for y. 12 DG 2. Little Red Riding Hood rode her bike 15 miles to Grandma's house, arriving in 3 hours. When she discovered the Big Bad Wolf, she turned around and scampered home at 15 miles per hour. The distance = rate X time formula will be helpful to answer these questions. %3D (a) What was Little Red Riding Hood's average speed to Grandma's house? (b) How long did it take to get home? (c) How long was the round-trip? (d) How many hours did the round-trip take? (e) What is the average sneed for the round-trin?
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