Question

Factorise: x² +3x +x+ 3​

Answer 1

$\huge\red{\underline{\mathcal{Solution}}}$

$→x² +3x +x+ 3 = 0$

$→x(x + 3) + 1(x + 3) = 0$

$→(x + 1)(x + 3) = 0$

$→x = - 1 \: \: \: x = - 3$