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The total cost of water heater including a 7% sales tax is 524.30 what is the cost of the water heater without the tax

Respuesta :

patio and proportion x/524.30= 7%/100% cross multiply 100x= 3670.1 divide by 100 x= $36.70 sales tax subtract that from the price paid $524.30- $36.70=$487.60 $487.60 is the cost of the water heater before the sales tax hope this helps

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