The sum of two numbers is 30 and their differences is -64. what are the 2 numbers

One of them is -17 and the other one 47 .

Step-by-step explanation:

1 .

x+y=30

x-y=-64

2x= -34

x=-17

2.

-17+y=30

-17+30 = y

y = 47

Good luck ^^

step-by-step explanation:

you can add the two numbers and divide the result by 2. or you can find the gap between the two numbers and add half of this to the smaller number.