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REVIEW- Module 8- Systems of Equations

Authored by Charlene Colson

Mathematics

8th Grade

CCSS covered

REVIEW- Module 8- Systems of Equations
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18 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Determine if (4, 1) is a solution for the system of equations.


y = -x + 5

y = 2x - 7


Hint: Plug the x and y values into each equation to see which one satisfies both equations.

yes

no

Answer explanation

Plug the x and y values into each equation to see which one satisfies both equations.

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which point satisfies the system of equations?

y = 3x – 7

y = –2x + 5

A.    (–5.8, 0.4)                                   C.      (2.4, 0.2)

B.    (–2.4, –0.2)                                 D.     (5.8, –0.4)

A

B

C

D

Answer explanation

Plug the x and y values into each equation to see which one satisfies both equations.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Noah, Marina, and Paola are solving the system of equations.

y = 6x + 3

y = 2x

Noah’s  solution is (-2 1/4, 3/4 ) , Marina’s solution is (-3/4, -1 1/2), and Paola’s solution is (1/2, 3/4) . Which student’s solution satisfies the system of equation?

Noah's

Marina's

Paola's

Answer explanation

Plug the x and y values into each equation and see which ordered pair satisfies both equations.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the solution to the system on the graph?

(-2, 1)

(2,-1)

(-2, -1)

(2,1)

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

What is the solution to the system?

(0, 3)
(1, -1)
(-3, 1)
(1, 3)

Tags

CCSS.8.EE.C.8B

6.

MULTIPLE CHOICE QUESTION

5 mins • 12 pts

Media Image

Solve the following system by graphing.  What is the solution?

Infinite number of solutions
(3, 3)
(3, -3)
(-3, 3)

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Solve the following system by graphing.  What is the solution?

Remember: If the graph is not big enough, do the complete opposite.

(1, 2)

(-1, 2)

(2, 1)

(2, -1)

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