Add or subtract. Simplify by collecting like radical terms, if possible.-2x + x - 2y

A. (-2xy + x2 - 2y2 )
B. (-2xy2 + x3 - 2y3 )
C. (-2x2y + x2 - 2xy2 )
D. (-2x + x2 - 2y2 )

Answer: A

Mathematics

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