9. REVIEW POWER POINT 1

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Transcript 9. REVIEW POWER POINT 1

Minute Challenge 1
What is the slope?
A2
B -2
C 2/3
D -2/3
Minute Challenge 2
How many solutions does this system
have?
A none
B one
C Two
D Infinite
Minute Challenge 3
Determine the solution to the
following system of equations
Y=-x+5
Y=x+1
What type of slope does the graph
below have?
A Zero
B Undefined
C Positive
D Negative
Minute Challenge 4
Find the solution to the system of
equations
X
Y
X
Y
-3
6
0
-6
-2
4
1
-5
-1
2
2
-4
0
0
3
-3
1
-2
4
-2
2
-4
5
-1
3
-6
6
0
Solve for h
8h + 4 = 2(4h – 3)
What’s the solution?
3x + 4y = 14
y = 4x – 6
What’s the solution to the system of
equations?
X
Y
X
Y
-3
8
0
-5
-2
6
1
-4
-1
4
2
-3
0
2
3
-2
1
0
4
-1
2
-2
5
0
3
-4
6
1
If y = -2, what is the value of x?
2x – 7y = 48
A 37
B 31
C 17
D Not here
Find the solution to the system of
equations
X
Y
X
Y
0
6
-6
0
1
4
-5
1
2
2
-4
2
3
0
-3
3
4
-2
-2
4
5
-4
-1
5
6
-6
0
6
Minute Challenge 5
If x is -7, given
2x – 7y – 42 = 0,
what is the value of y?
A -4
B -8
C -3.5
D -6.7
Minute Challenge 6
Minute Challenge 7
Which two equations are the same?
A I AND II
B I and IV
C II and IV
D I and III
Minute Challenge 8
Get your clicker please
A8
B3
C1
D0
Ax=2
Bx=1
C no solution
D not here
Which equation is not linear?
Maria correctly found the solution to the system
of equations to be (1,2). If one of her equations
was 3x + y = 5, which could be the other
equation to the system?
A 2x + 4y = 0
B 2x – y = 0
C y = 3x + 1
D y = -5x + 6
Which is not a function?
A {(1, 1) (2, 2) (3, 3) (4, 4) (5, 5)}
B {(2, 1) (4, 2) (6, 3) (8, 1) (10, 2)}
C {(0, 0) (2, 3) (3, 6) (2, 9) (6, 12)}
D {(1, 5) (2, 4) (3, 3) (4, 2) (5, 1)}