When graph in the xy plane, what is the y-coordinate of the vertex of the parabola with equation = −2( − 1)( + 5)

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude

What is the ratio of the length of an object in yards to the length of the same object in miles?

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55