Question

factorise x square-4x-5 by spplitting the middle term

Answer 1

x²-4x-5

=> x²+x-5x-5

=> x(x+1)-5(x+1)

=> (x-5)(x+1)

Answer 2

$\huge\bf\red{\overbrace{\underbrace{Answer}}}$

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