I believe the answer is 8/√89. Hope this helps.
Answer: OPTION D
Step-by-step explanation:
To solve this problem you must apply the formula for calculate the distance between two points, which is shown below:
As you can see in the image, the coordinates of the points A and B are:
A(6,0)
B(4-3)
Then, when you substitute them into the formula, you obtain that the distance between points A and B is:
X value is 20 concert tickets y value is 10 dollars