What is the answer to (7j+1/8q+3+-(5/8q-11+2j)

20 points

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

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

We just started the introduction into circles and i have no idea how to do this.