Substitution and Graphing

Which graph represents a system of equations with no solution?

• 
• 
• 
• None of the above

Tags

CCSS.8.EE.C.8B

What is the solution?
(Hint:  Both lines are graphed over each other)

• One Solution

• No solution

• Infinitely Many Solutions

Tags

CCSS.8.EE.C.8A

Solve the example algebraically

-4x + y = 6

-5x - y = 21

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system algebraically

-7x - 2y = -13

x - 2y = 11

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

^{What is the solution?} 

• 1

• -2

• (1, 2)

• (1, -1)

Tags

CCSS.8.EE.C.8B

What is the solution to the system?

• (3, -1)

• (2, -6)

• No Solution 

• (6, -2)

Tags

CCSS.8.EE.C.8B

Solve the system of equations by graphing.

• (-1, 4)

• (1, 0)

• No Solution

• (0, 2)

Tags

CCSS.8.EE.C.8B

Solve the system by substitution. 
3x − 2y = 7 
y = 2x − 7 

• No solution 

•  (7, 7)  

•  (−7, −7)  

•  (−7, −3)  

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system by substitution. 
-5x - 4y = -9
y = 6

• (3, 6)

• (6, -3)

• (-3, 6)

• (6.8, 3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations by graphing.

• (2, 2)

• (2, 5)

• (5, 2)

• Infinitely Many Solutions

Tags

CCSS.8.EE.C.8B