Timed test, answer asap.
a system of equations is given below. y=1/2x-3 and y=-1/2x-3
which of the following statements best describes the two lines?
a. they have the same slope but different y-intercepts, so they have no solution.
b. they have the same slope but different y-intercepts, so they have one solution. c. they have different slopes but the same y-intercept, so they have no solution.
d. they have different slopes but the same y-intercept, so they have one solution.