Systems of Equations

Solve the system:

3x + y = 19

2x - y = 6

• (5, 14)

• (4, 5)

• (5, 4)

• (14, 5)

Solve by elimination:

4x+9y=28

-4x-y=-28

• (-7,0)

• (6,0)

• (-6,0)

• (7,0)

Solve by elimination:

-9x-4y=-20

5x+4y=4

• (-4,4)

• (4,4)

• (4,-4)

• (-4,-4)

Solve the system of equations by elimination.
-x + y = -13
-8x - 4y = -8 

• (5, 8)
• (5, -8)
• (-5, -18)
• (-5, 8)

• No Solution

• (-1, -4)

• (-4, -1)

• (3, 5)

• (4, 1)

• Infinitely Many Solutions

• (1, -4)

• No Solution

• x = 15

• x = -15

• x = -9

• x = 9

• Elimination

• Substitution

• Elimination

• Substitution

• y = 2

• x = 2

• x = -2

• x = 14