System of Linear Equations/Inequalities in Two Variables

Which of the following is a linear

equation in two variables?

• y=2x

• 2x+3x=5x

• x=2

• xy =1

Which of the following is not part of the group?

• 3x+2y > 7

• y < -5x -7

• y= 1/2 x -4

• 7y > -2x+8

What is the slope of y = 5x - 1/2

• 1/2

• -1/2

• -5

• 5

Describe the graph of a line with

slope = 100

• Increasing

• Decreasing

• Horizontal

• Vertical

What is the graph of linear inequalities in two variables?

• Straight Line

• Half - plane

• Parabola

• Circle

Illustrate the inequality model:

The value of one Philippine peso(p) is

less than the value of one US dollar (d).

• p = d

• d = p

• p > d

• p < d

Which of the following

correspondence is merely a relation?

• One to one

• One to many

• Many to one

• Many to many

Describe the graph of the system of linear equations

whose slopes are equal and their

y- intercepts are also equal.

• Parallel

• Intersecting

• Coinciding

• Inconsistent