Question

What 2 numbers sum to 15 and a difference of 7

Answer 1

Answer:

But, there are only two single-digit numbers that add up to 15: 6 and 9, 7 and 8.

Answer 2

Answer:

x+y=15

x-y=7

7+y+y=15

2y=15-7

y=8/2

y=4

x-4=7

x=7+4

x=11

hope it helps you