Answer:
5(3x+4)(x-2)
Step-by-step explanation:
first you factor out a five to make it 3x^2 - 2x - 8
then you split into (3x+?) and (x+?)
then using guess and check (this is not the best method but I use it) you get
(3x+4)(x-2) and then you bring the 5 so its 5(3x+4)(x-2)
