aizaawan1111
aizaawan1111
07-01-2021
Mathematics
contestada
0.9b + 12 = 0.8b - 9
Respuesta :
rochelewawa
rochelewawa
07-01-2021
Answer:
0.9b+12=0.8b-9
0.9b+0.8b= -9-9
1.7b=-21
=-12.352
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