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

Why are beneﬁcial mutations essential for evolution to occur?

There are 15 lottery tickets available. Roy know that 6 of them are winning. If Roy picks one ticket at random what is the probability that it will be a winning

Absolute value inequality. |2w-5| ((is less than or equal to)) 5

how how many 25s are in 300

Greg bought 2 boxes of balloons he used half of them to decorate his yard he used 40 to decorate his porch he used the rest inside his house how many balloons d

the speed at which at a certain computer can access the internet is 2 megabytes per second how fast is this in megabytes per hour

A mobile phone company offers two monthly calling plans, A and B. Under A, every minute costs $ 0.10. Under B, the first 100 minutes costs $ 12 and every extra

Rename the number 24 ten thousands

how many ten thousands are in 9,000 tens

what is V=LWH for L?