What is the value of a if the point (a, 2) is also on the line?

Renita analyzed two dot plots showing the snowfall during the winter months for city a and for city b. she found that the median snowfall is 5 inches less in city a than in city b. the mean snowfall is about 2 inches less in city a than in city b. which explains why there is a difference in the measures of center for the sets of data?

What is the vertex form of f(x) = x2 + 6x + 3

How do you convert 1.27 to a percentage