To find the weight of an appliance that costs $36 to deliver, we can substitute $36 for c in the equation:
18+0.15p=36
Subtract 18 from both sides of the equation:
0.15p=18
Divide both sides by 0.15:
p=120
Therefore, the appliance weighs 120 pounds.
The equation 18+0.15p=c gives the cost c in dollars that a store charges to deliver an appliance that weighs p pounds. Use the equation and a table to find the weight of an appliance that costs $36 to deliver. The appliance weighs pounds.
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