Algebra 1 6-2 Independent Practice: Solving Systems Using Substitution

by Matthew Richardson

| 11 QuestionsPlease follow the directions to solve each system using substitution before checking your work by graphing using the embedded Desmos graphing calculator below.

1

1

10

A

B

C

D

2

2

10

A

B

C

D

3

3

10

A

B

C

4

4

10

A

B

C

5

5

10

A

B

C

D

7

10

Analysis: For the given system, tell which equation you would first use to solve for a variable in the first step of the substitution method. Explain your choice.

8

10

Analysis: For the given system, tell which equation you would first use to solve for a variable in the first step of the substitution method. Explain your choice.

9

10

True or False: Tell whether the statement is true or false. Explain.

When solving a system using substitution, if you obtain an identity, then the system has no solution.

10

10

True or False: Tell whether the statement is true or false. Explain.

You cannot use substitution to solve a system that does not have a variable with a coefficient of 1 or -1.

11

10

Reflection: Math Success

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