Simplify (2x² + 3xy-y2 - x2) - (-2y² + 4x²+ xy )+ (2xy-y2)
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Answer:
2y²-2x²-4xy-4y-2x
Step-by-step explanation:
2x²+3xy-2y-2x+2y²-4x²-xy+2xy-2y
-2x²-4xy-4y-2x+2y²
2y²-4xy-4y-2x-2x²
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