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

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