Solving Systems of Equation

What is the solution to the system?

• (0, 3)
• (1, -1)
• (-3, 1)
• (1, 3)

Solve the system of equations by graphing.

• (-1, 4)

• (1, 0)

• No Solution

• (0, 2)

Solve by substitution

y = -6x - 2

y = 4x - 12

• (1, 8)

• (1, -8)

• (-1, 8)

• (1, 0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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

Solve the system of equations by graphing.

• (-3, 2)

• (-3, 6)

• (-3, -2)

• (-3, -6)

Solve by substitution.

y = -5x - 14

y = 5x + 6

• (-2, 4)

• (-4, -2)

• (-2, -4)

• (-2, -2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations by graphing.

• (2, -5)

• (2, 5)

• (4, -6)

• (-2, -3)

Solve by elimination:

3x+7y=23

-3x-7y=-17

• No solution

• (0, 3)

• (-3,3)

• (3,3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

If a system of equations has no solution, what does the graph look like? 

• intersecting lines
• parallel lines
• skew lines
• intersecting lines

Tags

CCSS.8.EE.C.8A

When you graph the exact same equation twice,

• you will have no solution. 
• you will have one solution.
• you will have infinite solutions. 
• you will graph a giraffe.