A plumber charges $50 for the first visit plus $8 per hour of work. If the total bill is $290, how many hours did the plumber work? 0000 30 hours 40 hours 80 hours None of these choices are correct.
A plumber charges $50 for the first visit plus $8 per hour of work. If the total bill is $290, how many hours did the plumber work? 0000 30 hours 40 hours 80 hours None of these choices are correct.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter9: Systems Of Linear Equations
Section9.7: Puzzle Problems
Problem 18OE
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