How to find the slope using tables and graphes

What is the solution to the system of the equations? x = y - 3 x + 3y = 13

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.