Graphs

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.