SWBAT: Solve system of linear equations
Test Review
Do Now:
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1) ​ W
​ hat point is the intersection of the graphs of the lines 2​ x ​ y​ ​ 3​ and x ​ y​ ​ 3​ ? ​
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1)​ ​ (2, 1)
2)​ ​ (3, 0)
3) (1, 2) ​
4) (3, 3) ​
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2) ​ W
​ hich ordered pair satisfies the system of equations?
3​x ​ y​ ​ 8​
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x​ ​ y​ ​ 2​
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1)​ ​ (3, -1)
2)​ ​ (2.5, 0.5)
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3) (2.5, -0.5) ​
4) (5, -3) ​
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SWBAT: Solve system of linear equations
Test Review
1) Tell whether the ordered pair is a solution 2) Solve the system algebraically.
of the given system.
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SWBAT: Solve system of linear equations
Test Review
3) Solve the system algebraically.
4) Solve by Graphing
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SWBAT: Solve system of linear equations
Test Review
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5)​ ​ S olve by Graphing ​
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SWBAT: Solve system of linear equations
Test Review
7)
Jacob and Zachary go to the movie theater and purchase refreshments for their friends.
Jacob spends a total of $18.25 on two bags of popcorn and three drinks. Zachary spends a
total of $27.50 for four bags of popcorn and two drinks.
a) Write a system of equations that can be used to find the price of one bag of popcorn
and the price of one drink.
b) Using these equations, determine and state the price of a bag of popcorn and the
price of a drink to the nearest cent.
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SWBAT: Solve system of linear equations
Test Review
8)
Long Distance Inc. charges a $1.45 connection charge and $0.03 per minute. Far Away
C alls charges a $1.52 connection charge and $0.02 per minute.
[Solve algebraically]
a) For how many minutes will a call cost the same from both companies? What is the
cost?
b) When is it better to call using Long Distance Inc? Far Away C alls? Explain
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SWBAT: Solve system of linear equations
Test Review
Review #8 Answers
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SWBAT: Solve system of linear equations
Test Review
4)
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8)
The cost for both companies will be the sam for 7 minutes and that cost will be $1.66.
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SWBAT: Solve system of linear equations
Test Review
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9)​ ​ Write a system for the verbal description and solve algebraically. ​
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Raheel is comparing the cost of two parking garages. Garage A charges a flat fee of $6 ​
per car plus $0.50 per hour. Garage B charges a flat fee of $2 per car plus $1 per hour. ​
After how many hours will the cost at garage A be the same as the cost at garage B? ​
What will that cost be? ​
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9)
The cost at when both places will be the same is for 8 hours of parking and that cost will be
$10.
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