Respuesta :

B2000855

Answer:

See picture attached

Step-by-step explanation:

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PriyAnjalee

=2y^2 - 3y^2 - y^2 + 3yz - yz - z^2 + 6zy ( arranging the like terms )

= -2y^2 + 2yz - z^2 + 6z ( simpliflying the like terms and leaving the unlike terms same as it is rule )