Question

The sum of 2 numbers is 13, the difference is 4
What are the numbers?
Please show work

Answer 1

Answer:

let the two numbers be X&y

according to situation

X+y=13

x-y=4

2x=17

X=17/2

putting in EQUATION

therefore,17/2+y=13

therefore,17+2y=26

2y=26-17

2y=9

y=9/2