Answer:

Step-by-step explanation:
You can use the foil technique (first outer inner last)
(3x - 1)(-x + 4) = (3x · (-x)) + (3x · 4) + ((-1) · (-x)) + ((-1) · 4)
= 
= 
1) The relative frequency of spinning a 6 would be 7/50 OR 14%.
2) There are 45 tiles expected t be vowels.
What is the question you are trying to ask? All that you have given here as context is data.
X=7, y=6. that’s your answer!