TwilightUzumaki
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 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

f(x)= x2+2/10 What is the answer I'm so bad at math
The Articles of Confederation established a strong national government. a. True b. False
Brocas area? a. is usually found in the right hemisphere b. corresponds to brodmanns area 8 c. is considered a motor speech area d. lateral geniculate body
what type of song originated with the slaves doing fieldwork in the colonies?
Summer rains and bad weather in Europe in the early fourteenth century resulted in _____.
Which of the following is NOT a branch of natural science? a. life science b. Earth and space science c. physical science d. social science
what does this poem mean? The tide rises, the tide falls, The twilight darkens, the curlew calls; Along the sea-sands damp and brown The traveller hastens towa
A It removed the Tsar from power. B It ended the war. C It instituted a communist government D It gave ramped up support for the war.
During working hours an electrician should not wear a. a long sleeve shirt. b. shoes with rubber-type soles and heals. c. a Class B hard hat. d. a wristwatc
-3 + x2 = -19 does x = 4