6-3 Systems with Elimination

Solve for x and y
3x + 2y = 16
7x + y = 19

• (-2,5)
• (-2,-5)
• (2,-5)
• (2,5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Use elimination to solve the system of equations.
2x + 3y = 5
6x + 9y = 15

• (-2, 3)
• (7, 3)
• No Solution
• Infinite Solutions

• x + y = 3

  x + y = 4

• 2x + y = 5

  4x + 2y = 10

• 2x + y = 7

  4x - 2y = 14

• 3x - y = 2

  x - 3y = -2

• ( -3, -9)

• ( -7, -11)

• ( -4, -7)

• ( -1, -10)

4x+8y=20

-4x+2y=-30

Which method would be easiest way to solve this system of equations?

• graphing

• linear programming

• substitution

• elimination

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve using elimination:

6x - 4y = 28

2x + 2y = 6,

• x = 1, y = 2

• x = 2, y = 1

• x = -4, y = 1

• x = 4, y = -1

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What type of solution does this system have?
2y - 30x = -6
-3y + 45x = 15

• One solution
• No solution
• Infinite solutions

Tags

CCSS.8.EE.C.8B

The equations of two lines are 6x + y = 26 and y = 2x + 10. If the solution is (2, y), what is the value of y? 

• 14
• 4
• 6
• 2

Tags

CCSS.HSA.REI.C.6

Solve the following system of equations using the elimination method:

• (-2, 1)

• no solutions

• (-2, 0)

• (-1, -3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the following system of equations using the elimination method.

• infinite solutions

• (0, -2)

• no solutions

• (0, 2)

Tags

CCSS.8.EE.C.8B