Sally is evaluating some test papers. There are 80 multiple choice questions in the test. Students get two points for every correct answer and for every wrong answer or any question left blank, one point is deducted from the total score. Mick got 115 points on the test. If x represents the number of questions answered correctly, which equation can be used to find the number of questions he answered correctly?
A.
2x - (80 - x) = 115
B.
x + 115 = 80
C.
x - 115 = 80
D.
x + (80 + x) = 115(my answer)
8 answers
2 ... TWO ... points for each correct answer
WHat scott?
Think about Scott's answer. Study your answer choices.
Can you explain that please Ms. Sue because im am very confused
Of course you're confused. You refused to take the time to study Scott's answer and your answer choices.
x+(80-x)=115
2x - (80 - x) = 115 (right answer).
the answer is 2x-(80-x)