Substitution or Elimination

Which system would be best for you to use to solve this linear equation? 4x-5y=14 -6x+6y=-6

• Elimination

• Substitution

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve each system by substitution or elimination

y=-2

4x-3y=18

• (3, -2)

• None

• (10/3, -2)

• Infinite number

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve each system by elimination or substitution

18x+4y=-4

-9x+8y=-8

• (-9, 8)

• (1, 5)

• Infinite number

• (0, -1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system by elimination or substitution

x-7y=18

4x-14y=30

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

• No Solution

• (2, 2)

• (-1, 2)

• (-1, -2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6x = y

3y - 4x = 42

• (3, 18)

• (8, 2)

• (2, 8)

• (1, 6)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

y = 2x - 4

7x - 2y = 5

• (-1, -6)

• (-1, -8)

• (-2, 6)

• (1, -8),

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve:
y=8x+1
y=6x+3

• (1, 9)

• (4, 14)

• (0, 1)

• (2, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations.

• (-6, 1)

• (-12, -12)

• (1, -6)

• No solution

• Infinite solutions

Tags

CCSS.8.EE.C.8B

y = 2x - 1
4x + y = 17

• (5, 3)

• (3, 5)

• (2, 5)

• (5, 2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6