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Mathematics

Answered

Select the expression that is equal to 3(7+x)

13x

21+4x

21+3x

10+3x

10+4x

I don't know

Answer :

Jimrgrant1go Jimrgrant1go

Answer:

21 + 3x

Step-by-step explanation:

3(7 + x) ← multiply each term in the parenthesis by 3

= 21 + 3x

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