Substitution or Elimination Method

Solve using Elimination Method:

9x - 4y = 7

x - 4y = -17

• (-1,5)

• (-7,5)

• (7,5)

• (3,5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve by elimination.

6x - y = 2

-3x - 6y = 12

• (2,0)

• no solution

• (0,-2)

• infinite solutions

Tags

CCSS.8.EE.C.8B

solve the system

• No solution

• infinite solutions

• (0,0)

• (5,1)

• (5,0)

Tags

CCSS.8.EE.C.8B

solve using elimination

• (0,2)

• (1,3)

• (0,3)

• (2,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

solve using elimination

• (3,-2)

• (2,4)

• (3,4)

• (2,3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve using Substitution

• (3,8)

• (8,3)

• (0,2)

• (2,0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

x = -3y - 17

2x + 3y = -7

• (1, -2)

• (3, 0)

• (-5, -2)

• (10 , -9)

• (10, 2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

y = -6
-3x - 6y = 24

• (6, 6)

• (6, -6)

• (4, -6)

• (-6, 4)

Tags

CCSS.HSF-BF.B.4A

what is the variable that willl be "eliminated"?

5x - 4y = 11

5x + 4y = -14

• x variable

• y variables

• both variables

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5x - 4y = 11

5x + 4y = -14

which variable will be eliminated?

• x

• y

• none!!!!!!!

• both

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6