add the expression =x-2y+z,5y-2x+2z,2z-4x-3y,3y-z
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Answer:
-5x+3y+4z
Step-by-step explanation:
(x-2y+z)+(-2x+5y+2z)+(-4x-3y+2z)+(3y-z)
= -5x+3y+4z
i hope u understand this...all u hv to do is add all the expressions :))
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