16. Which of the following ordered pairs is found in the solution of inequality 3x + 5y ≤ 10?
a. (0,0)
b. (0,3)
c. (1,2)
d. (2,1)
17. Which of the following ordered pairs cannot be found in the solution of the inequality x + y ≥ 7?
a. (1,5)
b. (3,4)
c. (4,4)
d. (5,5)
18. Which of the following region represent the point in the solution of the inequality y > 1?
a. Above the line y = 1
b. Below the line y = 1
c. On and above the line y = 1
d. On and below the line y = 1
19. Which of the following regions represent the points in the solution of the inequality x ≤ 1?
a. Left of the line x = 1
b. On and left of the line x = 1
c. On and right of the line x = 1
d. Right of the line x = 1
20. although represent the boundary line of the graph of the inequality 2x + y < 5?
a. Dashed line
b. Solid line
c. None of the above
d. Cannot be determine
Help me please