3. Plumber Joe charges a flat fee of $55 plus $40 per hour. Bud's plumbing charges a flat fee of 530 plus $45 per hour. Let z represent the number of hours required for a plumbing job. a. Write expressions, in terms of hours worked, for the total charged by each plumber: Plumber Joe: Bud's Plumbing b. Fill out the provided table with the evaluation of each expression for a given value of r. You may compute each value individually, or use the TABLE function of a graphing calculator. Use column Y1 for Plumber Joe and Y, for Bud's Plumbing. c. For what job length will Joe and Bud charge the same amount? Y1 Y2 1 d. For what job lengths will Joe charge more? (Use set builder notation to represent your answer) 4 e. Write the equation that was solved when you answered part (c) AND solve the equation to confirm, algebraically, that your answer to part (c) is correct. Show all of your work.

3. Plumber Joe charges a flat fee of $55 plus $40 per hour. Bud's plumbing charges a flat fee of 530 plus $45 per hour. Let z represent the number of hours required for a plumbing job. a. Write expressions, in terms of hours worked, for the total charged by each plumber: Plumber Joe: Bud's Plumbing b. Fill out the provided table with the evaluation of each expression for a given value of r. You may compute each value individually, or use the TABLE function of a graphing calculator. Use column Y1 for Plumber Joe and Y, for Bud's Plumbing. c. For what job length will Joe and Bud charge the same amount? Y1 Y2 1 d. For what job lengths will Joe charge more? (Use set builder notation to represent your answer) 4 e. Write the equation that was solved when you answered part (c) AND solve the equation to confirm, algebraically, that your answer to part (c) is correct. Show all of your work.

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter6: Polynomials

Section6.2: Use Multiplication Properties Of Exponents

Problem 165E: Email Kate emails a flyer to ten of her friends and tells them to forward it to ten of their...

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