nataliedarby28 nataliedarby28

28-01-2021
Mathematics

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The sum of two intergers is 9. Their difference is 5. What are the two intergers?

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naz6767 naz6767

28-01-2021

Answer: x + y = 9

x - y = 2

x = 5 + y

5 + y + y = 9

5 + 2y = 9

2y = 9 - 5

2y = 4

y = 2

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x = 9 - 2

x = 7

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Step-by-step explanation:

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