Plzzz someone help me with these 2 problems I will give you 33 points

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

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