Question

(iv) factorise this x - 4x - 5​

Answer 1

Step-by-step explanation:

$\Large\red{\boxed{\tt Question }}$

factorise : x-4x-5

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$x - 4x - 5$

$= > x(1 - 4) - 5$

$= > 3x - 5$

hope it helps ✌

Answer 2

Answer:

${x}^{2} - 4x - 5 \\ \\ = {x}^{2} + x - 5x - 5 = x(x + 1) - 5(x + 1) =( x - 5)(x + 1)$