Add 2x+y-z , 7x-4y+2z , -3x+4y
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hope it will help you if it will help you then marks as brain list
Step-by-step explanation:
2x+7x-3x+y+4y-4y-2z-z
6x+y-z
Answered by
2
2x+y-z
7x-4y+2z
-3x+4y+0z
--------------------
6x + Y + Z
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