Solve the problem.
-The sum of a student's three scores is 230. If the first is 25 points more than the second, and the sum of the first two is 5 more than twice the third, what was the first score?
A) 90
B) 75
C) 50
D) 65

Question

Quizplus · Accepted Answer

The first score is 90. Let the second score be x, then the first score is x + 25. Let the third score be y. According to the problem, x + (x + 25) + y = 230 and x + (x + 25) = 2y + 5. Solving these equations, we find that the first score is 90.

Solve the Problem. -The Sum of a Student's Three Scores Is 230. If