AnswersOC27 ALG 2-1200330-S1-Degele-VOL7006PSolving Linear Systems Graphically

Lesson 3.9: Solving Linear Systems Graphically Answers

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1
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How many solutions exist for the system of equations graphed below?

Question illustration
A
none
B
one
C
two
D
infinitely many
2
Free Preview

How many solutions exist for the system of equations graphed below?

Question illustration
A
none
B
one
C
two
D
infinitely many
3

Which system of inequalities has a solution set that is a line?

A
mc025-1.jpg
Option A
B
mc025-2.jpg
Option B
C
mc025-3.jpg
Option C
D
mc025-4.jpg
Option D
4

What is the solution to the system graphed below?

Question illustration
A
(1, 1)
B
(1, –1)
C
(–1, 1)
D
(–1, –1)
5

Which point is in the solution set of the given system of inequalities?

Question illustration
A
(2, 0)
B
(0, 2)
C
(0, 3)
D
(0, –1)
6

The solution to the given system of linear equations lies in which quadrant?

Question illustration
A
I
B
II
C
III
D
IV
7

Which answer describes the graph of the system of equations?

Question illustration
A
The point of intersection is (0, 4).
B
The point of intersection is (4, 0).
C
The lines are parallel.
D
The lines coincide.
8

Which system of equations is inconsistent?

A
mc013-1.jpg
Option A
B
mc013-2.jpg
Option B
C
mc013-3.jpg
Option C
D
mc013-4.jpg
Option D
9

Which step is not necessary when solving this system of equations by graphing?

Question illustration
A
Identify the point of intersection.
B
Choose a method to graph the equations.
C
Determine the shaded area for each line.
D
Write the solution as an ordered pair.
10

Which equation can pair with 3x + 4y = 8 to create a consistent and independent system?

A
6x + 8y = 16
B
–3x – 4y = –6
C
6x – 3y = 2
D
–3x – 4y = –8
11

How many solutions exist for the system of equations below?

Question illustration
A
none
B
one
C
two
D
infinitely many
12

Which region represents the solution to the given system of inequalities?

Question illustration
A
A
B
B
C
C
D
D
13

Which statement describes the graph of the system of equations?

Question illustration
A
The lines are parallel.
B
The lines are coinciding.
C
The lines intersect at (1, 0).
D
The lines intersect at (–1, 0).
14

Which equation can pair with x + 2y = 5 to create an inconsistent system?

A
2x + 4y = 3
B
5x + 2y = 3
C
6x + 12y = 30
D
3x + 4y = 8
15

Which region represents the solution to the given system of inequalities?

Question illustration
A
A
B
B
C
C
D
D
16

What is the solution to the system of equations graphed on the coordinate plane?

Question illustration
A
(4, 3)
B
(3, 4)
C
(2, 0)
D
(5, 0)

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