Answer:
The slope is 4 and y-intercept is actually 3... (I hope)
Remember rise over run, here you can see that it goes up 4 and over 1.
I am so sorry, I'm not good at explaining
The answer is d. Because it is the same on both sides
March has 31 days so 15-31=16
August the 15 is 15 days into the month.
You add 16+15 which equals 31 days.
Using a system of equations, we can determine that each adult ticket costs $45 and each child ticket costs $28.