# Graphs

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Section 7.1 #22

The graphs of the following systems are given in (a) through (d). Match each system with the correct graph.

3x-5y = -9

5x-6y = -8

Section 7.1 #24

The graphs of the following systems are given in (a) through (d). Match each system with the correct graph.

4x + 5y = -2

4y -x = 11

Section 7.1 #36

Solve the system of equations using a valid method of your choice, but still show your work!

ALSO, determine whether the equations are independent, dependent, or inconsistent.

See examples 4 - 7.

y = -3x+19

y = 2x - 1

Section 7.1 #38

Solve the system of equations using a valid method of your choice, but still show your work!

ALSO, determine whether the equations are independent, dependent, or inconsistent.

See examples 4 - 7.

y = -4x - 7

y = 3x

Section 7.1 #42

Solve the system of equations using a valid method of your choice, but still show your work!

ALSO, determine whether the equations are independent, dependent, or inconsistent.

See examples 4 - 7.

y = x + 4

3y - 5x = 6

Section 7.1 #56

Solve the system of equations using a valid method of your choice, but still show your work!

ALSO, determine whether the equations are independent, dependent, or inconsistent.

See examples 4 - 7.

2x - y = 4

2x - y = 3

Section 7.1 #70

Solve the system of equations using a valid method of your choice, but still show your work!

ALSO, determine whether the equations are independent, dependent, or inconsistent.

See examples 4 - 7.

x + 3y = 2

- x + y = 1

Section 7.2 #8

Solve the system of equations using a valid method of your choice, but still show your work!

See examples 1 -3 and pg 468.

x+ y = 7

x - y = 9

Section 7.2 #12

Solve the system of equations using a valid method of your choice, but still show your work!

See examples 1 -3 and pg 468.

x - 2y = -1

-x +5y = 4

Section 7.2 #16

Solve the system of equations using a valid method of your choice, but still show your work!

See examples 1 -3 and pg 468.

3x + 5y = -11

x - 2y = 11

Section 7.2 #22

Solve the system of equations using a valid method of your choice, but still show your work!

See examples 1 -3 and pg 468.

2x = 2 - y

3x+y = -1

Section 7.2 #26

Solve the system of equations using a valid method of your choice, but still show your work!

x - y = 3

-6x + 6y = 17

ALSO, determine whether the equations are independent, dependent, or inconsistent.

See Example 4.

Section 7.2 #36

Solve the system of equations using a valid method of your choice, but still show your work!

See Examples 5 and 6.

SOLUTION: (TYPE YOUR SOLUTIONS BELOW)

Section 7.2 #44

Solve the system of equations using a valid method of your choice, but still show your work!

3x - 2.5 y = 7.125

2.5x - 3 y = 7.3125

See Examples 5 and 6.

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##### Solution Summary

Matching is achieved in terms of graphing.

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