18.0k views
4 votes
Need help ASAP!!!!

15

225

8

21

Question in picture

Need help ASAP!!!! 15 225 8 21 Question in picture-example-1

1 Answer

5 votes

Answer:

21

Explanation:

Because we don't know the value of i or j you add like terms 9+12= 21. so lvl= 21.

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