Answer:
the answer would be D
Step-by-step explanation:
first you add all your marbles up and that is you bottom half of the equation and then you put the amount of white marbles on top.
The answer to that question will be 3
I added screenshots with the complete question as well as the available choices.
Answer:25 =

which is the first option
Explanation:We given that:
He charges $100 as enrollment fees and $15 per hour
Given that the number of hours is h, the total cost for h hours will be:
cost = 100 + 15h ...........> I
We are also given that:
The average cost per hour is $25.
This means that:

= $25 ............> II
Divide both sides of equation I by h:

=

Substitute with

= 25 to get the equation used to solve for h as follows:
25 =

Hope this helps :)
It was trashed because of all of the peoples stuff in there homes was now on the streets