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tjaigirl
13.06.2020 •
Mathematics
Combine like terms to simplify the expression:
9 + 3b − 1 + 7b − 2 =
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Ответ:
6 + 10b.
Step-by-step explanation:
We begin with: 9 + 3b -1 + 7b - 2 =
Combining like terms produces:
9 - 1 -2 + 3b + 7b -->
6 + 10b.
Ответ:
Yes, because 42 squared + 56 squared = 70 squared.
Step-by-step explanation: