Solve the problem.
-The sum of a student's three scores is 216. If the first is 23 points more than the second, and the sum of the first two is 21 more than twice the third, what was the first score?
A) 65 points
B) 42 points
C) 87 points
D) 64 points

Question

Quizplus · Accepted Answer

Let the scores be x, y, and z. We have x + y + z = 216, x = y + 23, and x + y = 2z + 21. Solving these equations, we find x = 87.

Solve the Problem. -The Sum of a Student's Three Scores Is 216. If