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30-03-2021
Mathematics

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What is the sum of two numbers 9 and their difference is 7

14 POINTS!!!!

Respuesta :

30-03-2021

Answer:

8 and 1

Step-by-step explanation:

8 + 1 = 9

8 - 1 = 7

Answer Link

30-03-2021

Answer:

Step-by-step explanation:

Let b>a

a+b=9 and b-a=7 upon adding these two equations together

a+b+b-a=9+7

2b=16

b=8, given a+b=9

a+8=9

a=1

So the two numbers are 1 and 8

Answer Link

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