Solving by Eliminating

Solve by elimination

4x-6y= -6

-2x-12y= -12

• (0,1)

• (1,0)

• (1,1)

• (0, 2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system using elimination.

2x + 3y = 12

5x - y = 13

• (-3, -2)

• (1.5, 2)

• (3, 0)

• (3, 2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

8x + 14y = 4

-6x - 7y = -10

• (4, -2)

• (-2, 4)

• (0, 3)

• (-4, -2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Your friend rents 10 chairs and 2 tables for $300. Another friend rents 8 chairs and 4 tables for $360. How much does a chair and a table cost? Write a system of equations to solve.

• Chairs $2 Tables $5

• Chairs $50 Tables $20

• Chairs $10 Tables $15

• Chairs $20 Tables $50

Tags

CCSS.8.EE.C.8C

• (-4, -2)

• (2, 5)

• (10, 2)

• (-8, -1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What does the second equation need to be multiplied by to get the y's to eliminate?

• 5

• 0

• -1

• 2

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What does the second equation need multiplied by so that the x's will eliminate?

• 2

• -1

• 4

• 0

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

• (3, 3)

• (1, 5)

• (1, 3)

• (7, -1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

• (0, -4)

• (2, 4)

• No solution 

• (2, 0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to the system?

• (2, -3)

• (-3, 2)

• (2, 3)

• (-4, 3)

Tags

CCSS.8.EE.C.8B