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Nady [450]
3 years ago
14

Use algebra tiles to find the difference. Let one yellow tile equal +1 and one red tile equal –1.

Mathematics
2 answers:
Iteru [2.4K]3 years ago
7 0

D. Just use a calculator 9-10=-1

jekas [21]3 years ago
7 0

it's d or 9 - 10 is 1 . its simple math

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