SOLUTION: Your teacher is giving a test worth 200 points. There is a total of 30 five-point and ten-point questions. How many five-point questions are on the test?

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Your teacher is giving a test worth 200 points. There is a total of 30 five-point and ten-point questions. How many five-point questions are on the test?      Log On


   

Question 284582: Your teacher is giving a test worth 200 points. There is a total of 30 five-point and ten-point questions. How many five-point questions are on the test?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
a+b=30
5a+10b=200
a=20
b=10
There are 20 five pointers and 10 ten pointers.
100 points of five pointers and 100 points of ten pointers