G8 U4 Assessment Key

Grade 8 Unit 4 Assessment Linear Equations

Answer Key 1.

A

2.

8.EE.7.a 6.

B 8.EE.8a

11. (2, −1)

8.EE.8a

C

3.

8.EE.7.a 7.

C 8.EE.8b

12. A. Y B. N C. N D. Y 8.EE.7b

A

4.

8.EE.7b 8.

B 8.EE.8b

13. D

8.EE.8.c

B 8.EE.7b

9.

A 8.EE.8c

14. A. F B. T C. F D. T 8.EE.7a

5.

D 8.EE.8a

10. B 8.EE.8c 15. Infinitely many solutions

8.EE.7b

16. After analyzing Fyodor’s work and answer, I can conclude that the error he made was that he did not line up the x and y correctly. The correct answer he should have gotten for the point of intersection should have been (0, 5). 8.EE.8b

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