ciaraberger ciaraberger
  • 23-03-2019
  • Mathematics
contestada

Find two numbers, if Their sum is −7 and their difference is 14


PLZ HELP




thanks

Respuesta :

WardahD
WardahD WardahD
  • 23-03-2019

let those numbers be x and y

According to your question

x + y = -7

x - y =14

adding both equations

2x = 7

or x = 7/2

substitute value of x in either equation

y = -21/2

So,

x= 7/2

y=-21/2

Hope this helps!

Thanks

Answer Link

Otras preguntas

Use the zero product property to find the solutions to the equation (x 2) (x 3) = 12.
Why did Congress pass the Indian Removal Act of 1830? Check all that apply. A to speed up the assimilation of American Indian tribes B to free up land for white
To what minimum temperature should food that is cooked.
When docking your vessel and the wind is in your face, how should you approach the dock?.
Please help I don’t understand
Select all that apply. What factors influenced early human development? religion environment economics geography
Which of these strategies could best help you manage stress associated with negative peer pressure? A. Think about your values and beliefs, but do not speak abo
Select all the correct answers. In "The Most Dangerous Game," Sanger Rainsford says "I am a hunter, not a murderer" when he finds out that Zaroff hunts humans.
“Whatever goes upon four legs, or has wings, is a friend. And remember also that in fighting against Man, we must not come to resemble him. Even when you have c
A fluid has density 2 and velocity field v=xj-yi+4zk. Find the rate of flow outward through the sphere x^2+y^2+z^2=9.