ally150
ally150
05-03-2017
Mathematics
contestada
Combine like terms
5b-9b(5b+7)
Respuesta :
zexius
zexius
05-03-2017
5b - 9b(5b + 7) = 25b² - 45b² + 35b - 63b
= -20b² - 28b
Answer Link
amelia18
amelia18
05-03-2017
The answer would be -103b
5b-9b(5b+7)
5b+-9b(5b+7)
5b+-45b+-63b
5b+-108b=-103b
Answer Link
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