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This is how I did on the ET:

A

bad

B

good

C

moderate

D

excellent

The solution to the equation

5x + 2 = -3x + 20 is ........

5x + 2 = -3x + 20 is ........

41

41

A

2

B

4 1/2

C

- 2 1/41/4

D

2 1/4

Filling in x = 2 1/4 in y = 5x + 2

gives ...............

gives ...............

timer

1:00

A

14

B

13 1/4

C

13 3/4

D

13

Fill in x = 2 1/4 in

y = -3x + 20

y = -3x + 20

A

13 1/4

B

12 1/4

C

12 3/4

D

13.25