Question

Mrs. Gustafsson's English class is taking an exam that is made up of short-response questions and essay questions. There are 22 questions that are worth 100 points in total. Each short-response question is worth 4 points, and each essay question is worth 10 points. How many short-response question are on the exam?

Answer 1

20. Set up two equations.

1) 4x + 10y=100

2) x+ y= 22

eliminate y by multiplying by -10 and solve for x.

Answer 2

The answer is 20

Explanation: