System of Equations Addition Method

Solve by elimination:
4x+9y=28
-4x-y=-28

• (-7,0)
• (6,0)
• (-6,0)
• (7,0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4x+8y=20
-4x+2y=-30

• (-7,-1)
• (7,-5)
• (-2,5)
• (7,-1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

x-y=11
2x+y=19

• (10,-1)
• (-1,10)
• (3,-1)
• (10,7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve using the addition method
2x+y=6
2x-y=2

• x=2, y=2
• x=-2, y=2
• x=2, y=-2
• no solution

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve using the addition method
2x+y=6
2x-y=2

• x=2, y=2
• x=-2, y=2
• x=2, y=-2
• no solution

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Lesly graphed two lines in order to find the solution to a given system of equations.
What is the solution?

• (-3,-8)
• (-8,-3)
• (3,-8)
• (8,3)

Tags

CCSS.8.EE.C.8B

^{What is the solution?} 

• 1
• -2
• (1, 2)
• (1, -1)

Tags

CCSS.8.EE.C.8A

These two lines intersect at _____.

• (4, -2)
• (4, 2)
• (-2, 4) 
• No solution

Tags

CCSS.8.EE.C.8B

Is (1,7) a solution for

y=3x+4

y=x+6

• yes

• no

What do April showers bring?

• Floods

• Tears

• Mayflowers

• E-:Learning

Tags

CCSS.RL.11-12.8

CCSS.RL.8.10

CCSS.RL.8.5

CCSS.RL.9-10.10

CCSS.RL.9-10.9