Hi,
A test consists of multiple choice questionsworth 3 points and essay questions worth 5 points.
The test has 17 questions that are worth a total of 65 points.
3x + 5y = 65 | x+y = 17 0r y = 17-x
3x + 5(17-x) = 65
-2x = -20
x = 10, number of multiple choice questons, 7 essay questions
and...