A washer and a dryer cost $587 combined. The washer costs $63 less than the dryer. What is the cost of the dryer?

The dryer costs $325.

Step-by-step explanation:

Let w represent the cost of the washer and d represent the cost of the dryer.

They cost $587 combined. In other words:

The washer costs $63 less than the dryer. Therefore:

Thus, we have the system of equations:

We can solve it using substitution. Substitute the second equation into the first. Hence:

Combine like terms:

Add 63 to both sides:

And divide both sides by two. Hence:

The dryer costs $325.

Further Notes:

And since the washer is $63 less, the washer costs:

The washer costs $262.

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step-by-step explanation: