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The model shows the expression 21 + 9. Which expression is equivalent to this sum? 3(7+3) 307) + 3 0 3+7+3 703 + 3)
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The model shows the expression 21 + 9.

Which expression is equivalent to this sum?
3(7+3)
307) + 3
0 3+7+3
703 + 3)

User Chris Hayden
by
6.3k points

1 Answer

2 votes

Answer:

a

Explanation:

User Yellowreign
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6.6k points
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