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Lina20 [59]
3 years ago
5

11b-7=-40 what does b=

Mathematics
2 answers:
ivanzaharov [21]3 years ago
7 0
-40+7= -33
11b=-33
11b/11=-33/11
b=-3
german3 years ago
5 0
-3=b, because 11x-3 is -33, - 7 is -40.
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