Question

Find two numbers with a sum of 13 and a difference of 5.
Big number:
Small number:

Answer 1

Answer:

Let the two no. be x,y.

So, x+y=13

and x-y=5

adding both equations we get:

x=9 and y =4 so big one is 9 and small one is 4.

Answer 2

Answer:

you can also solve this with substitution method