dividing 11.5 by 5 gives you the unit rate, then you just multiply that answer by 2 and you should be okay
we are given

Firstly , we can distribute

now, we can combine like terms


now, we can solve for x
and we get
...........Answer
Answer:
6k^3(2 - 5k)
Step-by-step explanation:
12k^3 - 30k^4
Factor out 6k^3
6k^3(2 - 5k)