Find the equation of the linear function represented by the table below in slope-intercept form. x- 0 1 2 3 4

y- 9 18 27 36 45

Determine the required value of the missing probability to make the distribution a discrete probability distribution. x p(x) 3 0.23 4 ? 5 0.51 6 0.08 p(4) = nothing  (type an integer or a decimal.)