Answer: 
Step-by-step explanation:



F(x) = 2x^2 + 5x
f(3b) = 2(3b)^2 + 5(3b) = 2(9b^2) + 15b = 18b^2 + 15b
Here are some probability scenarios.
- Flipping a coin and seeing if it is heads or tails.
- Thinking to yourself: "Is it going to rain or hail?"
- Spinning a spinner and seeing what color it lands on.
- Probability in winning the lottery.
- Having 5 pairs of black shoes and one pair of yellow shoes.
The probability of picking the yellow shoe is 1/5.
There are lots of more examples out there!
<em>Hope helps!-Aparri </em>
Answer:
9
Step-by-step explanation:
12-5=7 so...
2+7 = 9
y = 9
A is the answer ....................................