TwilightUzumaki TwilightUzumaki

04-08-2020
Mathematics

contestada

A washer and dryer cost a total of $980. The cost of the washer is three times the cost of the dryer. Find the cost of each item.

Respuesta :

MathPhys MathPhys

04-08-2020

Answer:

Washer $735

Dryer $245

Step-by-step explanation:

If x is the cost of the washer, and y is the cost of the dryer, then:

x + y = 980

x = 3y

Solve with substitution.

3y + y = 980

4y = 980

y = 245

x = 735

Answer Link

Otras preguntas

Informal amendments to the Constitution are changes in the ______________ of the Constitution that occur over time.

The symbiotic relationship between a flower and the insect that feeds on its nectar is an example of a. mutualism because the flower provides the insect with fo

Antitrust laws keep businesses from _____.

Three vertices of a rectangle are given. Find the coordinates of the fourth vertex. (2, 5), (6, 1), (4, –1) A. (0, 2) B. (0, 3) C. (1, 3) D. (1, 4)

What is the verb phrase? 'They can take the bus to school''

Cindy spends 20% of the money that she has on groceries. She has a total of $30. How much money did she spend on groceries?

The relation {(-1, 4), (2, 7), (3, 7)} is a function.

What role did the Scientific Revolution play in bringing about the Enlightenment? Monarchs financed exploration of new lands leading to an age of discovery.

I need all 7 of these. But you don't have to answer all of them at the same time

What is 12 thousandth in scientific notation?