Use doubles mines one to solve 8+7.Write the number sentence.

1 answer:

7 0

Answer:

Step-by-step explanation:

8+8 would be the doubles and that would equal 16.

Then take one away from 16 and that would equal 15

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xeze [42]

associative property of addition and answer is
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Answer:

k(-7) = = -89

Step-by-step explanation:

k(t) = 10t -19

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= -89

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