Question

$x { }^{2} - 3x { }^{2} + 2x - 6 - xy + 3y$
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Answer 1

Step-by-step explanation:

${x}^{2} - 3 {x}^{2} + 2x - 6 - xy + 3y \\ \\ - 2 {x}^{2} + 2x + 3y - xy - 6 \\ \\ - 2x(x + 1) + 3(y - 2) - xy$