Pls give answers + work for these 3 questions asap!

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10

The box plots show the average speeds, in miles per hour, for the race cars in two different races. which correctly describes the consistency of the speeds of the cars in the two races?

The diameter of a bacteria colony that doubles every hour is represented by the graph below. what is the diameter of the bacteria after 8 hours? graph of a curve passing through the points zero comma 1, one comma two, two comma four, and three comma eight