mxdoh10 mxdoh10

03-03-2019
Mathematics

contestada

The difference of two numbers is 3. Their sum is 13. Find the numbers.
Show your work please

Respuesta :

plasmafrequency plasmafrequency

03-03-2019

Answer:

5 & 8

Step-by-step explanation:

x-y = 3 -> x = 3+y

x+y = 13 = 3+y+y -> 3+2*y = 13

2*y = 10 -> y = 5

-> x = 3+y = 8

Answer Link

snajwaliya snajwaliya

03-03-2019

Answer:

5,8

Step-by-step explanation:

x-y=3

x+y=13

(x-y)(x+y)=3*13

x^2-y^2=39

x=8, y=5

Answer Link

Otras preguntas

33. what is a renewable resource? give an example.

simplify three to the negative ninth divided by three to the negative twelfth.

The ratio of output power to input power, in percent, is called? A. horsepower. B. efficiency. C. work. D. conductivity.

in both the short story "no dogs bark" and the poem "two bodies" the images of night connect to the theme of (1 point) marital strife sibling rivalry uncertain

Pentane gas (C5H12) combusts with oxygen gas (O2) to form water (H2O) and carbon dioxide (CO2). Write a balanced chemical equation for this reaction and explai

which statement about elie wiesel is false? he was born in 1928 in what is now called romania. he has not received any awards or distinctions during his lifetim

the viscosity of water is a. high. b. low. c. the same as all liquids.

Just a few hours after the birth of a baby, the mammary glands start producing milk. Which hormone stimulates this event? A.) Prolactin B.) Estrogen C.) Progest

how to write 625,087,435 in expanded form

y=ax^2-bx-12.find the value of x? when a=1,b=2,y=3 by using general formular