Which 2 expressions are equivalent?
A. 21x + 14 and 7(3x + 2)
B. 23x - 14 + 2x and 21x...
Mathematics, 25.02.2021 01:00 bbbbbbbbbbbb62
Which 2 expressions are equivalent?
A. 21x + 14 and 7(3x + 2)
B. 23x - 14 + 2x and 21x + 14
C. x + x + 5 and x(squared) + 5
D. 9x(squared) + 9x + 5 and 18x(squared) + 5
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