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Algebra

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Moderate

Simplified Expression

ALGEBR-EENH1N

Which of the following is a simplified algebraic expression for the verbal expression of $3$ times the sum of $a$, $b$, and $c$?

A

$3(a + b + c)$

B

$3a + 3b + 3c$

C

$3a + b + c$

D

$3a + 3b + c$