Question

Q.No.1} The sum of two numbers is 58 and their difference is 12.Find the numbers.

Q.No. 2} The average of 9 numbers is 8.What tenth number must be added to make the average 9?

Answer 1

1=x+x-12=58
=2x=70
= x=70/2
= x=35

Answer 2

1) 38 and 20

make it as braint please