146,315 views
21 votes
21 votes
- 21x-3y +z =
12x + y
- 76
46

User AnirbanDebnath
by
2.3k points

1 Answer

15 votes
15 votes

Answer:

-9x - 4y

Explanation:

-21x + 12x = -9

3y + y = 4y

User ThiagoLeal
by
3.2k points
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