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10 questions
Expand and simplify 4(7x + 3).
28x + 12
28x + 3
47x + 12
47x + 3
5(a + 6)
5a + 6
a + 30
5a + 30
5a - 30
6 (x + y + 7)
6x + 6y + 42
12xy + 42
6x + 6y + 7
6x6y + 42
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