Elimination Method Add and Subtract

Solve the system using elimination and

​ complete the ordered pair of the solution (x, y):

(​ (a)   , ​ (b)   )

• 2

• -5

• -2

• -15

• 3

• 5

• 0

• -4

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve using elimination:

• (1, -4)

• (4, 1)

• (-1, -10)

• (1, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Using elimination, find the y-coordinate of the solution. Type the NUMBER ONLY in the space!

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve using elimination:

• (-2, 4)

• (2, -14)

• (-12,-4)

• (0, -5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Using elimination, find the x-coordinate:

• x = -5

• x = 2

• x = -2

• x = 5

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the BEST FIRST step to solve this system by elimination:

• Add the equations

• Multiply the second equation by -4

• Subtract the equations

• Multiply the first equation by -1

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Mrs. B drove by a farm full of chickens and pigs. She happened to notice that there were a total of 100 heads and 270 legs. Using the system below and elimination, find how many pigs she saw!

x + y = 100

2x + 4y = 270

• 65

• 35

• 50

• 100

Tags

CCSS.8.EE.C.8C

Solve using elimination:

• (4, -1)

• (4, 15)

• (3, 1)

• (3, -1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Using elimination, find the x-coordinate.

Type the NUMBER ONLY in the space!

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Using elimination, find the y-coordinate & select it here:​ (a)  

• y = 4

• y = 5

• y = 21

• y = 0

• y = 9

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6