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

What was the significance of the Boston massacre?
A substance that is dissolved in another substance is which of the following?A)Saturation B)Solubility C)Solute D)Solvent
What percent of 25 is 21?
events that take the conflict to its highest point help to develop
why is important to know the functions and characteristics of the body's reproductive and nervous system to advance my career in allied health?
What makes up more than fifty percent of your blood? A. platelets B. plasma C. white blood cells D. red blood cells
How did the geography affect people's choices of where to settle in ancient Egypt and Kush?
what impact does the panam canal have on the cost of shipping goods?why?
Which of the following sets of people were muckrakers at the end of the nineteenth century? A.) Theodore Roosevelt and Clarence Darrow B.) Upton Sinclair and L
Geometry. What is the measure of arc AB? A) 80° B) 40° C) 10° D) 20°