Question

Factorise y( x + 3 ) + 3( x+ 3)

Answer 1

Answer is : xy + 3y + 3x + 9

Answer 2

the answer of that question is-

y(x+3)+3(x+3)= (y+3) (x+3)

therefore, (y+3) (x+3) are two factors of the given algebraic expression