Answer:
10 visits
Step-by-step explanation:
So first let's make an equation, 7.74x + 8.93= 86.33. When you solve for x you get 10.
2x+1=4x+6
-2x -2x
1=2x+6
-6 -6
-5=2x
/2. /2
-2.5=x
(This kind of equation?)
Part A is 6 and the bottom one is "Take a line and connect it from point C to the middle of A and B then put another line connecting to D to the middle of A and B"
Let the event 
The the probability of the events


The conditional probability

20.6 divided by 9.7 is 2.12371134