Mathematics, 16.10.2020 23:01 ciarrap552
Trinity's science instructor entered the 7th students in a STEM competition. There was an enrollment fee of $50 and an additional fee of $12 for each packet of 10 tests. The total cost was $170. How many tests were purchased?
Which of the following equations best models the situation?
Question 1 options:
12x + 50 = 170
50x + 12 = 170
12x - 50 = 170
50x - 12 = 170
Answers: 1
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Trinity's science instructor entered the 7th students in a STEM competition. There was an enrollment...
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