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Today's classwork/homework: R20 (blue review)
By Michele Massetto
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Last updated 11 days ago
22 questions
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20
21
22
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1
1
1
1
2
3
4
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1
1
5
6
8
7
9
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10
11
12
13
14
15
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Question 10
10.
Solve using substitution. (Enter the answer with no extra spaces.)
1
Question 11
11.
1
1
1
1
16
17
18
19
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Question 16
16.
Solve by graphing on your paper.
1
Question 17
17.
Solve the given system.
1
1
Question 20
20.
Solve the given system using any method.
Question 21
21.
Solve by graphing on your paper.
Question 22
22.
What kind of lines are in the graph of #22?
intersecting lines
parallel lines
coinciding lines
Question 1
1.
Which is the solution to the following system of equations?
A)
B)
C)
Question 2
2.
Question 3
3.
Question 4
4.
Graph #4 on your paper and select the correct number of solutions below.
A) No Solutions
B) Infinite Solutions
C) 1 Solution
D) 2 Solutions
Question 5
5.
Which might be your first step if you want to solve the system by elimination?
A)
B)
C)
D)
Question 6
6.
Question 7
7.
Question 8
8.
Solve the given system.
A) (0, 8)
B) (8, 0)
C) (-8, 0)
Question 9
9.
Which is the solution to the system shown below?
A) (4, -3)
B) (-3, 4)
C) (-3, -4)
Graph #11 on your paper and enter the solution below.
Question 12
12.
Describe what the graph looks like for this system.
intersecting lines
parallel lines
coinciding lines
Question 13
13.
Which would be a good first step to use to solve this system?
A) Multiply the first equation by 2, and add the result to the second equation.
B) Substitute 5x + 12 for y in first equation.
C) Substitute 6x + 4 for x in second equation.
D) Substitute 6x + 4 for y in second equation.
Question 14
14.
Solve using Elimination.
Question 15
15.
Solve the given system.
Question 18
18.
How many solutions does the given system have?
A) one solution
B) two solutions
C) infinite solutions
D) no solution
Question 19
19.
Which two lines represent the solution for the given system:
A)
B)
C)
D)
D)
E)
Select all that apply for this system:
intersecting lines
parallel lines
coinciding lines
infinite solutions
no solutions
(-3, 1)
(3, -2)
(-2, 3)
(1, -3)
Select all that apply for this system:
intersecting lines
parallel lines
coinciding lines
infinite solutions
no solutions
(1, -3)
(-3, 1)
(3, -2)
(-2, 3)
Select all that apply for this system:
intersecting lines
parallel lines
coinciding lines
infinite solutions
no solutions
(-3, 4)
(4, -6)
(4, -3)
(-6, 4)
(6, 4)
Graph #7 on your paper and select all that apply to this system.
intersection lines
parallel lines
coinciding lines
infinite solutions
no solutions
(-4, -2)
(5, 0)
D) (0, -8)
E) None of the above
D) (-4, -3)
E) None of the above
