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Mattie Grant

Lvl 10
3y ago
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Wiki User

14y ago

Given:

a + b = 22

a - b = 9

Then:

a = 9 + b

9 + b + b = 22

2b = 13

b = 6.5

a = 15.5

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Q: Which two numbers add to give 22 and subtract to give 9?
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