Step-by-step explanation:
4x^2-9
=(2x)^2 -3^2
=(2x+3) (2x-3)
Hope this helps you.
-6x=19+17
-6x=36 /(-6)
x=-6
Answer:
54
Step-by-step explanation:
Well I am going to guess and i don't know if it right but 156.25ml
It is a very high probability. If you role two dice no matter what you will get 12 or less.