13. Which of the following is NOT an example of linear equation in two variables?
A y = -7x
B. 2x + 7y = -10 C. 5(4x + y) = 2
D 8xy + 2y = 3

14. It is an ordered pair that makes the given linear equation in two variables true.
A. Point
B. Slope
C. Solution
D. Coordinate

ritem numbers 15 and 16, refer to the situation below:
Alfred, who is the SSG Business Manager, was given the task by the SSG President to canvass for a tarpaulin printing
He knew that in printing ad, the charge of tarpaulin printing is Php 12 per square foot and Php 100 for the lay outing.

15. Which of the following equations best represents the total cost (y) with (x) number of square feet
including lay outing fee?
A. y = 100x - 12 B. y = 100x + 12 C. y = 12x - 100 D. y = 12x + 100

16. The SSG President told Daniella that the dimensions of the tarpaulin are 5 feet by 4 feet. How many
square feet is the tarpaulin? How much should Jose pay for the printing ad?
A. 9 square feet; Php 320
C. 20 square feet; Php 340
B. 9 square feet; Php 208
D. 20 square feet; Php 420

17. Which of the following is a solution for the equation 2x - y = 8?
A. 12,-4)
B. (2, 4)
C. (-2,-4)
D. (-2, 4)

18. As x increases in the equation 3x + y = 15, what happens to the value of y?
A. Increases B. decreases
C. does not change D. cannot be determined

19. In the equation 2x - 5y = -23, if x = -4, what is the value of y?
A. 5
B.-5
C. 3
D.-3

20. The perimeter of a rectangular pot is 332 cm. and the width is 76 cm. Find the length of the
rectangular pot?
A. 90 cm.
B. 128 cm C. 180 cm. D. 256 cm.​