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A bulldozer is rented at $800 per day plus a charge per hour of use. The bulldozer was used for 5 hours on a day and the total charge was $3000. Which equation can be used to find the charge x, in dollars, per hour of us



Answer :

ollieboyne
Total charge = $800 + extra charge
$3000 = $800 + extra charge
Extra charge = $2200

charge per hour = x

x = charge/hour
x = $2200/5
x = 440 $/hr
3,000 - 800 = 2,200 (additional charges)

 800 + 5x = 3000
-800            -800

5x = 2,200 

x = 2,200/5 

x = 440

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