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

Which word in the sentence is a possessive adjective? Can you ride my old bicycle by yourself? A. old B. my C. yourself D. you
Perpendicular lines intersect to form what angle? A. 60° B. 90° C. 100° D. 180°
Solve for a. a+(−1.6)=−3.7 HELP THIS IS URGENT you will get 15 points
A person who answers “yes” to the following question may have _____ food insecurity. “In the last 12 months did you or other adults in the household ever not ea
Translate to inequality twice a number is at most 40
secret garden In the novel, what does Ben Weatherstaff view as a symbol of Mr. Craven's closed heart? A. the little robin redbreast who befriends Mary B. t
Which theme best applies to "A Fork in the Path"? 1. A fork in the path brings out the best in people 2. Beginners have the best luck 3. It is usually better to
How are photosynthesis and cellular respiration connected in a biochemical pathway?
The time it takes to drive to Joliet is 6 hours more than half the time it takes to drive to Davenport. It takes 8 hours to drive to Joliet. How many hours does
Find the value for the following determinant. -32 -42 42