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Fill in the blank: _?__(x+3)=7x+21
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4 votes
Fill in the blank:

_?__(x+3)=7x+21

User Duy Nguyen
by
7.3k points

2 Answers

1 vote

Answer:

7

Explanation:

User Ian Venskus
by
7.1k points
3 votes

Answer:

The fill-in-the-blank is 7.

Explanation:

By factoring out the greatest common factor, 7, you will get 7(x + 3).

7(x + 3) = 7x + 21

User Upaang Saxena
by
7.6k points
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