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24-06-2020
Mathematics

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A washer and a dryer cost $639 combined. The washer costs $61 less than the dryer. What is the cost of the dryer?

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mathstudent55 mathstudent55

24-06-2020

Answer:

$350

Step-by-step explanation:

Let d = price of dryer

Then d - 61 is the price of the washer.

The sum of the prices is $639.

d + d - 61 = 639

2d - 61 = 639

2d = 700

d = 350

The price of the dryer is $350

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