Two numbers total 31 and have a difference of 11. Find the two numbers
2 answers:
Answer:
let 2 no. be x and y
x+y=31 ..... (1)
x-y=11 .........(2)
from (1)
x=31-y ..........(3)
putting (3) in (2)
31-y-y=11
-2y=11-31
-2y=-20
2y=20
y=10
31 -11 = 20
20 + 11 = 31
The Two numbers are 20 & 11
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