SOLUTION: Question: If you rent a power tool for 4 hours the cost is $14 If you rent it for 6 hours cost is $19.5. our teacher set the equation up like this {{{ c(h)=2.275h+3}}} One I am not

Question 393945: Question: If you rent a power tool for 4 hours the cost is $14 If you rent it for 6 hours cost is $19.5. our teacher set the equation up like this One I am not understanding the equation and two with this equation I can not figure out this question The number of hours rented if you pay $36. Thank you for your help
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
c(h) stands for the cost as a function of the hours rented

the 2.275 is the hourly rate , and the 3 is a fixed cost (like a handling charge)

to find the hours for a $36 cost , just plug into the equation

36 = 2.275h + 3 ___ 33 = 2.275h ___ 33 / 2.275 = h
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