Problem
In a mathematics contest with ten problems, a student gains points for a correct answer and loses points for an incorrect answer. If Olivia answered every problem and her score was , how many correct answers did she have?
Select an answer
In a mathematics contest with ten problems, a student gains points for a correct answer and loses points for an incorrect answer. If Olivia answered every problem and her score was , how many correct answers did she have?
Select an answer