Question 1 (Multiple Choice Worth 4 points)

[4.02]Admission to the zoo costs $4 for adults and $2 for kids. The total bill for your entire extended family was $30. This scenario can be modeled by the equation 4a + 2k = 30. Which is not a possible combination of adults and kids?

5 adults and 5 kids

4 adults and 7 kids

7 adults and 1 kid

3 adults and 6 kids

Question

Question 1 (Multiple Choice Worth 4 points)

[4.02]Admission to the zoo costs $4 for adults and $2 for kids. The total bill for your entire extended family was $30. This scenario can be modeled by the equation 4a + 2k = 30. Which is not a possible combination of adults and kids?

5 adults and 5 kids

4 adults and 7 kids

7 adults and 1 kid

3 adults and 6 kids

anonymous · Answer

The last one, as 3(4)=12, plus 6(2)=12, equals 24

anonymous · Answer

Veelution is right. When it comes to this type of questions, you need to try each combination into the equation; substitute the x- and y- values. Its really not that hard to do, but tests' make the questions seem more complicated than what they really are, sometimes.