The sum of two number is 25 and their difference is 15

2 answers:

6 0

Hey! Since the sum of their number is 25 and the difference is 15, we can start by subtracting 25 from 15, to end up with 10. Then, we divide that number up by two because they are two numbers and we get 5. 5 is our first number and if we add 15 back into our second number, we would get 20.

Therefore. The numbers you are looking for is 5 and 20. Where the make the sum of 25 and the difference between them is 15.

Kamila [148]3 years ago

4 0

SOLUTION: the sum of two numbers is 25 and their difference is 15. what are the two numbers? let x =one number and y= the other number. the corresponding modeling system is {x+y=25 x-y=

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