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4 votes
Which expression is equivalent to 21 × 7?

A) 7 × 21
B) (3 x 7) + 7
C) (10 + 7) × 11
D) (21 + 7) × (7 + 21)
30 points

2 Answers

3 votes
7 x 21 because you get the exact same product as the given expression.
User Aly Elhaddad
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2 votes

Answer:

7 x 21 is the same thing as 21 x 7

Step-by-step explanation:

User Vladislav Zorov
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