Factorise:
a) 4a + ab =
b) 2a + 6b =
c) 5xy + 15x =
d) 12p + 16 =

The only thing you should do it to write the equation as two equation multiplying together: 
a) a(4+b) 
b) 2(a+3b) 
c) 5x(y+3) 
d) 4(3p+4) 
i hope this is helpful :))
have a nice day 

A)


b)


c)


d)

221,500 is the answer