Solve the systems of equations by table of values:
x + y = 6
x + 2y = 8
(4,2)
By graphing, the solution to the system
y = x
y = -x
(0,0)
The solution to the system
x + y = 2
y = 3
(-1,3)
The solution to the system
x + 5y = 12
-x +y = 0
(2,2)
Solve the systems of equations by table of values:
x + y = 8
x − 3y = −8
(4,4)
By graphing, the solution to the system
y = 3x - 4
y = -3x + 2
(1,-1)
2y - x = 4
10y - x = 20
(4,2)
The solution to the system
-4x - 2y = -12
4x + 8y = -24
(6,-6)
Solve the systems of equations by table of values:
2x + y = 5
x − y = −2
(1,3)
By graphing, the solution to the system
y = (1/3)x + 2
y = -x - 2
(-3,1)
The solution to the system
y = 6x - 11
-2x - 3y = -7
(2,1)
The solution to the system
5x + y = 9
10x - 7y = -18
(1,4)
Solve the systems of equations by table of values:
2x + y = 3
x + y = 1
(2,-1)
By graphing, the solution to the system
y = -(3/2)x - 4
y = (1/2)x + 4
(-4,2)
The solution to the system
-3x + 3y = 4
-x + y = 3
No Solution
The solution to the system
-4x + 9y = 9
x = 3y - 6
(9,5)
Solve the systems of equations by table of values:
x − 2y = −5
x = y
(5,5)
By graphing, the solution to the system
y = (5/4)x - 2
y = (5/4)x -1
No Solution
The solution to the system
-5x - 8y = 17
2x - 7y = -17
(-5,1)
The solution to the system
2x + 8y = 6
-5x - 20y = -15
Infinite number of solutions