Help with number 11 abcd 8.1 Variables, Algebraic Expressions, and Functionspaper and the last child is handed a slip on which the expres-sion (3 5x) + 4 appears, describe how many children arein the line and what single operation each performs.10. Bernie weighs 90 pounds plus half his own weight. What doesBernie 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 DG2. Little Red Riding Hood rode her bike 15 miles to Grandma'shouse, arriving in 3 hours. When she discovered the Big BadWolf, she turned around and scampered home at 15 miles perhour. The distance = rate X time formula will be helpful toanswer these questions.%3D(a) What was Little Red Riding Hood's average speed toGrandma'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?

Given pair of equations we have to solve for x, y as shown below

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)

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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