I believe the correct answer is 18
Answer:
B
Step-by-step explanation:
since 28 is the amount of time it takes for him to mow a lawn, we have to have an answer that involves time, which is B.
Answer:B
Step-by-step explanation:
Answer:
Independent.
Explanation:
First, Romeo draws a marble from the jar and does not replace it.
Next, he flips a coin.
The outcome from the second event is not affected by the event of picking a marble.
Therefore, the two events are Independent.
<h3>
(x+3)(x-3)</h3>
x squared and -9 are both square numbers.
the square root of x^2 is x
the square root of -9 is 3. so you just need to write (x+3)(x-3)
you can check by expanding the brackets and the middle x terms should cancel out
