VOCABULARY
SUBSTITUTION
ELIMINATION
SOLUTIONS
APPLICATION
100
Two or more linear equations in the same variable is a _______________ ________________.
What is Linear System.
100
Solve the following system using substitution.

y = 2x - 7

x + 2y = 1
What is ( 3, - 1)
100
Solve the linear system using elimination.

x + y = 4

- 3x + y = - 8
What is ( 3, 1)
100
How many solutions does the system have?

y = 3x + 5

y = 3x - 4
What is no solution.
100
A library is having a book sale to raise money. Hardcover books cost $4 each and paperback books $2 each. A person spends $26 for 8 books. How many hardcover books did she purchase?
What is 5 hardcover books.
200
The solution to a linear system is an ______________ _____________.
What is an ordered pair.
200
Solve the following system by using substitution.

2x + y = - 15

y - 5x = 6
What is ( - 3, - 9).
200
Solve the linear system using elimination.

2x - y = 2

6x - y = - 2
What is ( - 1, - 4)
200
How many solutions does the system have?

2y = 2x - 8

3y = 3x - 12
What is infinite solutions.
200
Cell phone plan A charges you a monthly fee of $40 and 5 cents per minute. Cell phone plan B charges you a monthly fee of $30 and 15 per minute. How many minutes will it take for the two companies to cost the same?
What is 100 minutes.
300
A linear system that has exactly one solution is a _________________ ________________ system.
What is consistent independent system.
300
Solve the linear system using substitution.

y = - 3x + 1

y = x - 7
What is (2, - 5).
300
Solve the linear system using elimination.

x + 3y = 10

3x - y = - 2
What is (4.9, 1.7).
300
How many solutions does the system have?

- 5 + y = - 3x

4 = 3y - 2x
What is one solution.
300
The sum of two number is 37 and the difference is 13.

What are the two numbers?
What is 25 and 12.
400
A linear system that consists of infinite solutions.
What is consistent dependent system.
400
Solve the linear system using substitution.

y = 4 - 3x

5x - y = 22
What is ( 3.25, - 5.75).
400
Solve the linear system using elimination.

2x - 3y = - 5

5x + 2y = 16
What is (2, 3).
400
How many solutions does the system have?

15x - 3y = 12

y - 5x - 4
What is infinite solutions.
400
A vendor is selling short - sleeve T-shirts for $15 and a long - sleeve T - shirt for $25. During a recent concert, the vendor sold 441 T - shirts and collected $8415 in sales. How many long - sleeve T - shirts did he sell?
What is 180 long - sleeve T - Shirts.
500
A linear system with no solution is an ______________ system.
What is an inconsistent system.
500
Solve the Linear System by Substitution.

1/2x + 1/4y = 5

x - 1/2y = 1
What is (5.5, 9).
500
Solve the linear system using elimination.

1/3x + 5y = - 3

- 2/3x + 6y = - 10
What is (6, - 1).
500
How many solutions does the system have?

3x - 4y = 24

3x + 4y = 24
What is one solution.
500
A salesman is offered two different job offers. Offers A offers a yearly salary of $125,000 in addition to 1.5% of total sales. Offer B offers a yearly salary of $130,000 in addition to 1.9% of total sales. How much in sales will a person need to make for the two offers to be equal?
What is 1,250,000 in sales.
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