Question

factorise x² + y - xy - x​

Answer 1

Step-by-step explanation:

$\sf \: {x}^{2} + y - xy - x \\ \sf \: = ( {x}^{2} - xy) + (y - x) \: \: \: \: \: \: \: \: \\ \sf \: = x(x - y) +( - 1)(x - y) \\ \sf \: = (x - y)(x - 1) \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \:$

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