Im not sure, you didn't put a question
30 is your mystery answer :)
Answer: the answer is number four.
Step-by-step explanation:
<h2>because when you take five multiply by A (5*a) you will get 5a and when you take five multiply by six (5*6) you will get 30 and there is positive sign so the plus (+) stays the same and your will be (5a+30) that is your answer. good luck.</h2>
262.5 miles
explanation 1/4 is half of 1/2 so 52.5 is half of 105 and then 210 for an hour of travel
Answer:

Step-by-step explanation:
We can factor the expression by using the common factor.
Pull out 3x from the expression.

Common Factor is similar to dividing by the term we pull out. When we pull out the term, we divide the whole expression and keep the term out of the expression.