Carolyn paid a mechanic x dollars per hour for a 5-hour job plus $70 for parts. the total charge was less than $320. which equation can be used to determine how much the mechanic charged per hour?

a. 5x< 320+70
b. 5x< 320-70
c. (70+5)x< 320
d.(70-5)x< 320

should be 70+50x is less than 320

Step-by-step explanation:$70 is only added once, and for 5 hours, she pays him a certain amount of $(x). I don't know if the multiple choices are valid

two data sets with the same median will not have the same varaibility

step-by-step explanation:

-2/