Solving Systems of Equations by Elimination with Multiplication

 4x + 8y = 20
-4x + 2y = -30

• (-7,1)

• (2,-5)

• (-2,5)

• (7,-1)

-5x + 5y = -5

x - 5y = -7

• (3, 2)

• (-1, 3)

• Infinite solutions

• No solutions

• (-2,2)

• (2,-2)

• (-2,-2)

• (-2, 1/2)

Solve by elimination:
-9x-4y=-20

5x+4y=4

• (-4,4)

• (4,4)

• (4,-4)

• (-4,-4)

Solve the following system by using elimination:

3x - 5y = 8

2x + 5y = -3

• (1, 5)

• (1, -1)

• (-1, -1)

Solve the following system by using elimination:

-2x - 5y = -15

x + 8y = 13

• (5, 1)

• (1, 5)

• (5, -1)

Solve the following system by using elimination:

-14x - 10y = -18

7x + 9y = -23

• (7, 8)

• (8, -7)

• (7, -8)

Solve the following system by using elimination:

-3x - 6y = -30

-7x + 8y = -4

• (4, 3)

• (3, 4)

• (4, -3)

Solve the following system by using elimination:

-3x - 6y = 24

4x + 4y = 4

• (-10, -9)

• (10, 9)

• (10, -9)

Solve the following system by using elimination:

-2x + 3y = 5

-5x + 2y = 29

• (-7, -3)

• (-7, 3)

• (7, -3)