Mystery Section 1
Mystery Section 2
Mystery Section 3
Mystery Section 4
Mystery Section 5
Mystery Section 6
100
Peter pays $40.25 plus $0.76 for each minute over 441 minutes for his cell phone plan. Alyssa plays $42.19 plus $0.75 for each minute over 370 minutes for her cell phone plan. Write a system of equations which represents this situation? Let x represent the number of minutes over 441
y=40.25+0.76x
y=42.19+0.75x
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100
Find the Solution
-10x-9y=34
10x-5y=-90
(-7,4)
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100
Find the Solution
9x+8y=-38
8x-8y=72
(2,-7)
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100
Which is a solution to the following inequality? Select all that apply.
y>8+10x
A) (-9, -79) B) (-10, -98)
C) (8, 89) D) (10, 108)
A) (-9, -79)
C) (8, 89)
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100
What is a solution to this system of equations?
y−9=5x
1/3y=2x+4
(-3,-6)
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100
Write the inequality that goes with this graph
y> -3x-7
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200
What are the inequalities for this graph?
y> -6x+7
y\ge4x+4
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200
Belle has $1298 in her savings account. She wants at least y in her account at the end of the year. She deposits $152 each month. Write an inequality to represent this situation
1298+152x\ge y
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200
Given the following equations
y=−9x+6
y=−9x−9
Determine how many solutions there are:
A) IMS B) 0
C)1 D) 2
0 solutions
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200
What is a solution to this system of equations?
y−48=5x
1/4y=2x+9
(4,68)
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200
Write the inequality that goes with this graph
y<= -5x+5
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200
Which is a solution to the following inequality? Select all that apply.
y>15+10x
A) (9, 110) B) (5, 65)
C) (-5, -27) D) (-7, -64)
A) (9, 110)
C) (-5, -27)
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300
Write the inequality that goes with this graph 
y>= 5x+5
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300
What is a solution to this system of equations?
y−20=6x
1/2y=3x+10
IMS
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300
The McRonalds sells one customer 5 large McSandwiches and 4 small McSandwiches for $29. They sell another customer 7 large McSandwiches and 6 small McSandwiches for $43. How much does the McRonalds charge for each large McSandwiches and each small McSandwiches?
(1,6)
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300
Given the following two equations:
8x+10y=90
9x-3y=30
(5,5)
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300
Julia won $1054 from the lottery. She instantly invested it all and now also adds $156 each month ontop of her investment. She wants to make at least y dollars this year from her investments. Which inequality represents this situation, where x is the number of months?
1054+156x\ge y
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300
Write the system for these lines shown
3x+y=-4
4x-y=-4
or
y=-3x-4
y=4x+4
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400
The Uhop sells one customer 7 large pancakes and 9 small pancakes for $59. They sell another customer 9 large pancake and 6 small pancake for $48. How much does the Uhop charge for each large pancake and each small pancake?
(2,5)
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400
Given the following two equations:
3x-4y=31
-6x+8y=-62
Infinitely Many Solutions (IMS)
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400
Hosea pays $41.22 plus $0.42 for each minute over 380 minutes for his cell phone plan. Rachel plays $44.33 plus $0.49 for each minute over 365 minutes for her cell phone plan. Which system of equations represents this situation? Let x represent the number of minutes over 380
y=41.22+0.42x
y=44.33+0.49x
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400
Which is a solution to the following inequality? Select all that apply.
y>15+10x
A) (7, 99) B) (-7, -64)
C) (6, 78) D) (5, 77)
B) (-7, -64)
D) (5, 77)
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400
What is the solution? 
(7,7)
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400
Amy has $1004 in her savings account. She wants at least y in her account at the end of the year. She deposits $198 each month. Which inequality represents this situation, where x is the number of months?
1004+198x\ge y
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500
Given the following equations
y=−9x−11
y=−9x−11
Determine how many solutions there are.
A) IMS B) 0
C)1 D) 2
A) IMS
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500
What are the inequalities for this graph?
y>2x+1
y\le\frac{1}{2}x-1
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500
Write the inequality that goes with this graph 
y> 6x+3
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500
What is the solution 
(1,-5)
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500
The Dairy King sells one customer 8 large milkshakes and 3 small milkshakes for $55. They sell another customer 3 large milkshake and 7 small milkshake for $50. How much does the Dairy King charge for each large milkshake and each small milkshake? Write the system and find the solution.
(5,5)
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500
What is the solution?
(2,-5)
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