d) (-1,-2) and (3, 3) 7) What is the slope of a line that contains the points R (5,1) and S (3,7)? a) m = -4 b) m = -2 c) m = 2 d) m = 4 8) Which of the following points has a slope of %? a) (-3, 2) and (1,5) b)(0,1) and ( 1,3) c)(-2,-3) and (2, 1) 9)Find the slope of the line that is contained in this graphs. a) m = 4 4. 3 b) m = 0 2 1 c) m = -3 -2 -1 2 3 d) m = - % 12) What is the equation of the line with slope of 2 and passing through the point (1, 2)? a)2 x - y = 0 b) 2 x + y = 3 c) x + 2 y = 2 d) 2 x-2 y = 4 14) Which of the following is a system of linear equations in 2 variables? a) x + y = 2 b) x + y = 8 c) 2 x-8 y = 9 d) 2 x + 1 = 9 X-y<4 X-y = 5