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QveST [7]
2 years ago
9

21b-32+7b-20b=? Tell fast pls

Mathematics
2 answers:
OLEGan [10]2 years ago
6 0

Hello!

21b-32+7b-20b=

21b +7b -20b -32

= 28b -20b - 32

= 8b -32

madam [21]2 years ago
3 0

21b-32+7b-20b=

21b + 7b - 20b - 32

       8b            - 32

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