Problema Solution

The sum of two numbers is 8 and their difference is 2. Find the two numbers.

Answer provided by our tutors

let 2 numbers be x and y

x + y = 8

x - y = 2

 

adding both equations

2x =  10

x = 5

 

putting x=5 in abone eq. we get

 5 + y = 8

y = 3