How to find the domain and range in a chart

What is the solution to the system of equations? y=1.5-3 y=-x

What is the value of g(8) for the function g(x) in part c? what does this value mean in the context of the situation you described in part c?

The dot plot below shows the number of toys 21 shops sold in an hour: dot plot labeled number of toys sold shows 6 dots over 0, 4 dots over 1, 3 dots over 2, 3 dots over 3, 2 dot over 4 and 3 dots over 9 is the median or the mean a better center for this data and why? median; because the data is not symmetric and there are outliers median; because the data is symmetric and there are no outliers mean; because the data is symmetric and there are no outliers mean; because the data is skewed and there are outliers