1. Doug digs a hole that is 1.7 feet below ground level. He plants a bush that is 3 2/10 feet tall from
the bottom of the root to the top branch. How
much of the bush is above the ground?

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.