22kaihtsan 22kaihtsan

13-03-2021
Mathematics

contestada

find 2 numbers if their sum is 3 and their difference is 21

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lopestafffff lopestafffff

13-03-2021

Answer:

the 2 numbers are 12 and -9

Step-by-step explanation:

x + y = 3

x - y = 21 Adding:-

2x = 24

x = 12

y = 3 - x = 3 12 = -9

Answer the 2 numbers are 12 and -9

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akbusiness987 akbusiness987

13-03-2021

Answer:

The numbers are 12 and - 9.

Step-by-step explanation:

12 - 9 = 3

- 9 to 12 is 21

Ver imagen akbusiness987

Answer Link

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