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zubka84 [21]
3 years ago
10

Use the number line to determine the unknown addend. 2 + ____ = 11 -3 + ____ = -11

Mathematics
1 answer:
den301095 [7]3 years ago
7 0

Answer:

For the First one, 2 + 9 = 11. And 11 - 3 + (-19) = -11

Step-by-step explanation:

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Step-by-step explanation:

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A researcher records the time it takes to complete a memory task in a sample of 25 participants. He finds that the average parti
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Step-by-step explanation:

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