5x1+2x1 7x1+4x228 1x1+2x210 4x1+5x2=20 The line representing the equation part of the constraint 7x1+4x228 goes through the following two points (4,0) and (7,0) (0,4) and (7,0) (4,0) and (0,7) (0,4) and (0,7) none of the above QUESTION 2 The line representing the constraint 4x1+5x2=20 goes through the following two points (4,0) and (5,0) (5,0) and (4,0) (4,0) and (0,5) (0,4) and (0,5) none of the above QUESTION 3 The point (1,351) is feasible. satisfies the first constraint but not the second and third. satisfies the second constraint but not the first and third. satisfies the third constraint but not the first and second. none of the above