An Algebra I test contains 40 questions. Some of the questions are worth 4 points each, and some are worth 2 points each. The total test is worth 100 points. Let f represent the number of questions worth 4 points and t, the number of questions worth 2 points.
Which equation represents the total points possible for the test?
2 answers
4f + 2t = 100
15
1 answer