An Algebra I test contains 30 questions. Some of the questions are worth 4 points each, and some are worth 2 points each. The to
tal test is worth 100 points. Let f represent the number of questions worth 4 points and t, the number of questions worth 2 points.
1 answer:
Answer:
Step-by-step explanation:
f+t=40 and 4f+2t=100
4f+2t=120
4f+2t=100
2t=20
t=10
So f=20
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