Solve x + 3y = 7 if x and y must be whole numbers.

(Points: 4)

{(0, 5), (1, 3), (2, 1)}

{(2, 1), (1, 4), (0, 7)}

{(1, 2), (4, 1), (7, 0)}

{(0, 5), (1, 4), (2, 1)}

What is the slope of a line perpendicular to the line with equation y = 4x + 5

(Points: 4)

Option A: 4

Option B: -4

Option C: -1/4

Option D: -5

4. What is the slope of a line parallel to the line whose equation is 5x - 2y = 11

(Points: 4)

Option A: - 11/2

Option B: -5/2

Option C: -2/5

Option D: 5/2

5. Which of the following has a slope of 2 and a y-intercept of –4 (Points: 4)

y = –2x + 4

y = 2x + 4

y = 2x – 4

y = –2x – 4

6. Which ordered pair is on the graph of the equation 3x + 7y = 11

(Points: 4)

(1, -2)

(0,-4)

(6, -1)

(0, 4)