SMS Alg Systems Review: All Methods

by Malia Rivera

| 24 QuestionsMake sure that you are showing your work on a separate piece of paper and checking your solutions!! If you are not getting a green bubble, make sure you go back and check your answers before submitting.

Write your answers as ordered pairs!!

1

1

Solve the system by elimination

2

1

Solve this system by substitution

3

1

Solve this system by graphing (do on a separate piece of paper and check your answer here)

4

1

Which method will you use to solve this system of equations? (There is no right or wrong answer to this problem --- pick which one YOU will use to solve)

Elimination

Substitution

Graphing

5

1

Solve the system.

6

1

Which method will you use to solve this system of equations? (There is no right or wrong answer to this problem --- pick which one YOU will use to solve)

Elimination

Substitution

Graphing

7

1

Solve the system.

8

1

Which method will you use to solve this system of equations? (There is no right or wrong answer to this problem --- pick which one YOU will use to solve)

Elimination

Substitution

Graphing

9

1

Solve the system.

10

1

Elimination

Substitution

Graphing

11

1

Solve the system.

12

1

Elimination

Substitution

Graphing

13

1

HINT: IF YOU GET 0=0 WHAT KIND OF SOLUTION TYPE IS THAT??? Remember from when we practiced solving equations a few units ago!

No Solutions

One Solution

All Real Numbers (R)

14

1

Elimination

Substitution

Graphing

15

1

HINT: IF THEY ARE PARALLEL LINES, WHAT DOES THE GRAPH LOOK LIKE?? WHAT TYPE OF SOLUTIONS WILL THEY HAVE???

No solution

All real numbers (R)

One solution

THIS QUESTION IS FOR #16-20

Two families go to a baseball game. One family purchases 2 adult tickets and 3 youth tickets for $33. The other family purchases 3 adult tickets and 2 youth tickets for $37. What is the price of an adult ticket? What is the price of a youth ticket?

16

1

Define your variables. (This won't show up as right or wrong in your answer bar at the top of the page)

Use x and y

17

1

Write one equation that represents the situation.

18

1

Write another equation that represents the situation.

19

1

Solve the system of equations and write your answer as an ordered pair.

20

1

Write your answer in a complete sentence. (This won't show up as right or wrong in your answer bar at the top of the page)

THIS QUESTION IS FOR #21-25

At the end of the year, students are charged for textbooks and calculators that are not returned. Jermaine lost 2 textbooks and 1 calculator, and it cost him $200 to replace what he lost. Larry lost 3 textbooks and 2 calculators, and it cost him $340 to replace what he lost. What is the cost in dollars or JUST ONE TEXTBOOK?

21

1

Define your variables. (This won't show up as right or wrong in your answer bar at the top of the page)

Use x and y

22

1

Write one equation that represents the situation.

23

1

Write another equation that represents the situation.

24

1

What is the cost in dollars of one textbook? Don't forget units!

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