Question

-
Factorise 15xy + 20x​

Answer 1

$\huge{\underline{\textsf{\textbf{~~~Answer}}}}$

Factorise 15xy + 20x

= 5x ( 3y + 4 )

simple explanation :-

take term 15xy

15xy :- 3 × 5 × x × y

take term 20x

20x :- 2 × 2 × 5 × x

take out the common [ dark one ]

write the rest in brackets as it is

= 5x ( 3y + 4 )