X + Y = 22
X - Y = 4
add equations:
2X = 26
solve X
X = 13
solve Y
Y = 9
The difference of two numbers is 8. Their sum is 22. What are the two numbers?
17 and 5
13&4
13 and 9
9 + 13 = 22
12 and 22.
14 and 10
9 and 13
the answer is 13 and 9
7 and 15.
9 and 13 9 and 13
They are 9 and 13.