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pogonyaev
2 years ago
10

The sum of two numbers is equal to 63, and their difference is equal to 12. Find the numbers ​

Mathematics
1 answer:
Ainat [17]2 years ago
6 0

Answer:

25.5   and   37.5

Step-by-step explanation:

x+y=63

x-y = 12    then   x = 12 + y      sub this into the first equation

(12+y)    + y = 63

12 + 2y = 63

2y = 51

y = 25.5     then x = 37.5

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