PLEASE HELP I NEED AN ANSWER ASAP An online history quiz had 500 total people take it. Of the 500 people, 7% got all of the questions correct and 11% answered all of the questions wrong. How many more people answered all the questions wrong than answered all the questions correctly?

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list