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A test contains 35 quetions worth a total of 100 points. There are seven-point questions and two-point questions. How many two-point questions are tere? How many seven-point questions? Assign two variables.
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Sep 8, 2019
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A test contains 35 quetions worth a total of 100 points. There are seven-point questions and two-point questions. How many two-point questions are tere? How many seven-point questions?
Assign two variables. and two equations please! thank you ! for yalls help
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35 = s + t
100 = 7s + 2t
100 = 7(6) + 2(29)
7 × 6 = 42
100 - 42 = 58
58 / 2 = 29
29 + 6 = 35
On the 100 point test, out of 35 of those questions, there are 6, 7 - point questions and 29, 2 - point questions.
Christophe Keller
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Sep 11, 2019
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Christophe Keller
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