Question

a washer and a dryer cost $809 combined. the washer costs $91 less than the dryer. what is the cost of the dryer?

Answer 1

Answer:

The Dryer cost is 450

Step-by-step explanation:

Answer 2

The washer cost $450. and together they have the cost is 787.

A washer and a dryer cost $809 combined.

Let the dryer cost x.

Then, the washer costs (x-91)

Together, they cost  (x) + (x-91) =809

        2x+91 = 809

We have to solve this equation

What is the equation?

An equation can be defined as a mathematical statement consisting of an equal symbol between two algebraic expressions that have the same value.

           2x = 718   .......          [subtract 97 from both sides]

            x = 359    .......         [divide both sides by 2]

The dryer cost $359.

Therefore, the washer cost $450.

Together, they cost,

450+359=$787

The washer cost $450. and together they have the cost is 787.

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