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anonymous

  • one year ago

A zoo train ride costs $5 per adult and $1 per child. On a certain day, the total number of adults (a) and children (c) who took the ride was 17, and the total money collected was $65. What was the number of children and the number of adults who took the train ride that day, and which pair of equations can be solved to find the numbers?

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  1. anonymous
    • one year ago
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    5 children and 12 adults Equation 1: a + c = 17 Equation 2: 5a − c = 65 12 children and 5 adults Equation 1: a + c = 17 Equation 2: 5a + c = 65 12 children and 5 adults Equation 1: a + c = 17 Equation 2: 5a − c = 65 5 children and 12 adults Equation 1: a + c = 17 Equation 2: 5a + c = 65

  2. anonymous
    • one year ago
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    I think b

  3. 0_0youscareme
    • one year ago
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    http://openstudy.com/study#/updates/556872d3e4b0c4e453f8cdf6

  4. anonymous
    • one year ago
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    so is it b or d

  5. 0_0youscareme
    • one year ago
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    D.

  6. anonymous
    • one year ago
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    Line A is represented by the equation given below: x + y = 4 What is most likely the equation for line B, so that the set of equations has infinitely many solutions? 4x + 4y = 4 4x + y = 4 2x + 2y = 8 x + y = 8

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