Solve by Substitution and Elimination

Consider the equations: y = -1x - 5 and 4x - 8y = 4

Solve the system using substitution.

• (-3, -2)

• (5, -7)

• (3, 9)

• (-5, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Consider the equations: 3x + y = -5 and 6x + 2y = 10

Solve the system by substitution or elimination.

• No Solution

• Infinite Number of Solutions

• (2,3)

• (6,-2)

Tags

CCSS.8.EE.C.8B

Consider the equations: y=8x+1 and y=6x+3

Solve the system by substitution.

• (1, 9)

• (4, 14)

• (0, 1)

• (2, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Consider the equations: 2x+3y=7 and 2x+7y=11

Solve the system by elimination.

• x=-2, y=-1

• x=2, y=-1

• x=2, y=1

• x=-2, y=1

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Consider the equations: 2x − 3y = −1and y = x − 1 Solve the system by substitution.

• (-2,-3)

• (0,-1)

• (3,4)

• (4,3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Consider the equations: -12x-4y= -8 and 6x+2y= 4

Solve the system by elimination.

• no solution

• (0,0)

• infinitely many solutions

• (4,0)

Tags

CCSS.8.EE.C.8B

Consider the equations: y=5x+3and y=-2x-4

Solve the system by substitution.

• (2,-1)

• (-1,-2)

• (1,-2)

• (-2,-1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Consider the equations: y = 8x + 2and y = -x - 7

Solve the system by substitution.

• (1, 10)

• (-1, -6)

• (2, 7)

• (9, 9)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Consider the equations: x + y = 19 and y = 3x - 1 Solve the system using substitution.

• (14, 5)

• (11, 8)

• (5, 14)

• (8, 11)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Consider the equations: x + 6y = 17 and x - 3y = 8

Solve the systems using elimination.

• (5, 2)

• (11, 1)

• (1, 11)

• no solution

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6