dkim10506 dkim10506

22-11-2019
Mathematics

contestada

One number is four times another number. The sum of their reciprocals is 1/4 . What are the numbers?

No, the numbers are not 4/5 and 16/5

Respuesta :

Yang100 Yang100

25-11-2019

Answer:

x=2, y=8

Step-by-step explanation:

Set up the equations:

4x=y

1/4x+1/y=1/4

---------------------

1/y+1/y=1/4

2/y=1/4

cross product

y*1=2*4

y=8

4x=8

x=8/4=2

Answer Link

Otras preguntas

Factor completely. 2ay 2 5ay - 3a

How do the atoms of a molecule stay together? A. chemical bonds B. magnetic force C. attraction of electrons and neutrons D. through physical changes

Which best describes red blood cells? A. They are colorless B. They protect against disease-carrying microorganisms C. They transport oxygen throughout the

The __________________, the right to due process in the state courts, extends all protections of the u.s. constitution to the states, so that the states do not

When the smaller of two consecutive integers is added to to two times the larger, the result is 29

Water weighs about 8.34 pounds per gallon. About how many ounces per gallon is the weight of the water?

six people went into the woods to look for truffles. on average they collected 7 truffles per person. the average of the first four people to come back was 8 tr

In Carl Sauer’s theory, the __________ is influenced by the site and the culture of the groups that occupy it. A. sequent occupance B. urban land C. cultura

A population of chimpanzees was separated when the forest that they lived in had a section cut down and a town was built. After a long period of time, the chimp

According to one of the fundamental rules of the Constitution, who holds the ultimate authority in the United States? A. the elected president B. Congress C