when graphed, a system shows the exact same lines. how many solutions will the system have?
a. one solution
b. two solutions
c. no solution
d. an infinite number of solutions

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)

What is the slope of the line that contains the points (-2,1) and (0,-3)

This is about circle theorems. someone asap : (