I believe the correct answer is C
X=-4 is the answer because all of the points of the line are x=-4
5/20 students in Alessandro's class live in Oakdale, which can be simplified to 1/4. 1/4 in decimal form is 0.25. Now to convert it to a percentage, you just multiply that by 100. So 25% of students in Alessandro's class live in Oakdale.
A.
First you have to evaluate (2000* .045) then you take that and multiply by 8 then you add the answer to 2000.
so 2720 is your answer.
Number 2 would be b. 7/12= 0.583 repeating