Which set of coordinates satisfies the equations 3x − 2y = 15 and 4x − y = 20?

I’m which figure is point g an orthocenter

Find the ratios of the corresponding sides

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.)