Solving Systems of Two Equations

What is the solution to the system?
8x + 4y = 12
y = -2x + 3

• (0,3)

• (3,0)

• No solution(parallel lines)

• Infinitely many solutions

Tags

CCSS.8.EE.C.8B

Solve for x and y.
y = 2/3x - 2
y = -x + 3

• (0,3)

• (0,-3)

• (3,0)

• (-3,0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system by elimination. 
−4x − 4y = 0
4x + 4y = 0 

• (−6, −4) 

• Infinite number of solutions  

• (−6, 10) 

• (6, 4) 

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

The system 2x + 5y = -1; -10x - 25y = 5 has how many solutions?

• 1

• 0

• infinitely many

• cannot be determined

Tags

CCSS.8.EE.C.8B

Which of the following is not a method of solving systems of linear equations in two variables?

• graphing

• elimination

• substitution

• table of values

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

The graph of the system

2x+y = −8

x−y = −1 is ?

• parallel

• intersecting

• dependent

• coinciding

Tags

CCSS.8.EE.C.8A

The graph of the system

y=2x−3

−6x+3y=9

is a/an?

• intersecting

• parallel

• dependent

• coinciding

Tags

CCSS.8.EE.C.8B

How many solutions does this system have?

x − y = 6

−2x + 2y = 1

• 1

• 0

• infinitely many

• cannot be determined

Tags

CCSS.8.EE.C.8B

Solve the following system

-2x + 5y = -1

4x - 2y = - 6

• (-1, -2)

• (-2, -1)

• (2, 7)

• (3, -1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6