Keira created color panels for a wall using a mix of only red and blue paints. She plotted the quantities of red and blue paints used for each mix and connected them using a line segment as shown in the graph below.

Question

anonymous · Answer

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anonymous · Answer

Which statement best describes the domain of the function represented in the graph? 

 3 ≤ x ≤ 12 or x is between 3 and 12, inclusive 

 3 ≤ x ≤ 7 or x is between 3 and 7, inclusive 

 2 ≤ x ≤ 12 or x is between 2 and 12, inclusive 

 2 ≤ x ≤ 7 or x is between 2 and 7, inclusive

anonymous · Answer

Easy - where does the line start and stop on the x axis?