5 & 7
Solution:
x+y = 12
x-y = 2 => x = y+2
Substitute the x in the first equation with the second equation:
(y+2) + y = 12
2y = 10
y = 5
x = 7
12
- 1 and 5.
12 and 24!
8 & 12
0.4 and 2.
3.5 and -1.5
The difference of two numbers is 8. Their sum is 22. What are the two numbers?
4
212
10 and 15.
27 and 81
the sum of two whole numbers are 77 .their difference is 48.what are the two numbers