Mathematics, 10.03.2021 01:00 lorraneb31

Expand the following. In other words, remove the parentheses (brackets): a(3+b-a)
A 3a + ab-a?
B 3a + ab + a?
Cза - ab - а?
D 3a + b - a

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Expand the following. In other words, remove the parentheses (brackets): a(3+b-a)
A 3a + ab-a...