I don’t understand, can you explain ?

Which graph represents the solution of the inequality?

Can someone answer it, and plot it, for 20 points and brainliest answer? p.s. they're the same ! : )

The lengths of two sides of a right triangle are given. find the length of the third side. round to the nearest tenth if necessary. a) y = 12/5x + 39/5 b) y = 5/12x + 5/39 c) y = 12/5x - 39/5 d) y = 5/12x - 5/39