SOLUTION: Your next math test is worth 111 points and contains 32 problems. Each problem is worth either 4 points or 3 points. How many 3 point problems are on the test?

Question 305923: Your next math test is worth 111 points and contains 32 problems. Each problem is worth either 4 points or 3 points. How many 3 point problems are on the test?

Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let A be the number of 4 point problems and B be the number of 3 point problems.
1.
2.
Use eq. 1 to solve for A.

Now substitute that into eq. 2 and solve for B.

There are 17 three point problems.
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