Determining the Equation of a Line Passing Through Two Points

1	(-2, -8) and (2, -6)
	Answer y = 0.5x + -7

2	(-10, -50) and (5, 25)
	Answer y = 5x

3	(0, 10) and (10, -20)
	Answer y = -3x + 10

4	(-8, -9) and (4, 6)
	Answer y = 1.25x + 1

5	(-1, 99) and (1, 101)
	Answer y = x + 100

6	(20, 5) and (-10, -22)
	Answer y = 0.9x + -13

7	(25, 22) and (-5, 16)
	Answer y = 0.2 + 17

8	(0.5, 9) and (50, -90)
	Answer y = -2x + 10

9	(4, 1) and (-4, 7)
	Answer y = -0.75x + 4

10	(-5, 35) and (5, -35)
	Answer y = -7x

11	(3, -9.5) and (6, -14)
	Answer y = -1.5x + -5

12	(2, 0.75) and (3.5, 2.25)
	Answer y = x + -1.25

13	(1.5, -1) and (15, 53)
	Answer y = 4x + -7

14	(4, 3.5) and (6, 9.25)
	Answer y = 2.875x + -8

15	(0.25, -75) and (1.21, 21)
	Answer y = 100x + -100

16	(1, 101) and (2, 201.5)
	Answer y = 100.5x + 0.5

17	(2, -82) and (-4, 272)
	Answer y = -59x + 36

18	(-13, -180) and (13, 158)
	Answer y = 13x + -11

19	(7, 3.75) and (14, 7.25)
	Answer y = 0.5x + 0.25

20	(-4, -0.75) and (4, 1.25)
	Answer y = 0.25x + 0.25