# math exam 1.docx - Solve the problem if z > 0 then 5z |5z|...

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Solve the problem.if z> 0, then 5z + |5z| =Select one:a. 5zb. 0 c. 1d. 10zFeedbackThe correct answer is: 10z
Question 2Correct6.25 points out of 6.25Flag questionQuestion textSolve the problem.A tool rental store charges a flat fee of \$6.50 to rent a chain saw, and \$3.75 for each day, including the first. Write an equation that expresses the cost yof renting this saw if it is rented for xdays.
Question 3Correct6.25 points out of 6.25Flag questionQuestion textDetermine whether the statement is true or false.13 < - 13‾‾‾13
Question 4Correct6.25 points out of 6.25Flag questionQuestion textSolve the problem.A new diet program guarantees you will lose 1.6 lb per week. A male with a starting weight of 220 lb is modeled byW= 220 - 1.6twhere tis the number of weeks after starting the diet.Use the model to determine the male's weight after 19 weeks.