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April 18, 2014

April 18, 2014

Posted by **Delilah** on Wednesday, January 2, 2013 at 8:33pm.

–9p – 17 = 10 (1 point)

–3

16

18

–16

2.

w over four – 4 = 3 (1 point)

–4

28

3

11

3.

d over three+ 10 = 7 (1 point)

51

20

0

–9

4.

–2(m – 30) = –6m (1 point)

–15

–13

–8

8

5.

2.9n + 1.7 = 3.5 + 2.3n (1 point)

3

–3

.3

1

Simplify the expression.

6.

–6 – 7(c + 10) (1 point)

64 – 7c

–76 – 7c

4 – 13c

–16 – 13c

7.

2x + 3(x – 2) – 3(x – 6) (1 point)

2x + 12

2x – 8

8x – 24

2x – 24

Solve the inequality.

8.

c + 6 < –20 (1 point)

c < –26

c < –14

c < 26

c < 14

9.

d over thirteen ≥ –3 (1 point)

d ≥ –16

d ≥ 39

d ≥ 10

d ≥ –39

10.

–3p > –48 (1 point)

p < 16

p > –51

p < –16

p > 16

My answers:

1. -3

2. 28

3. -9

4. -15

5. 3

6. ????

7. ?????

8. c < –26

9. d ≥ –39

10. p < –16

- 7th grade math Ms. Sue -
**Ms. Sue**, Wednesday, January 2, 2013 at 8:45pmThe first five are right.

6.

–6 – 7(c + 10)

-6 - 7c - 70

-7c - 76

You try number 7.

I'm not sure about 8 - 10 as I don't remember inequalities from over 60 years ago.

- 7th grade math Ms. Sue -
**?**, Wednesday, January 23, 2013 at 7:58pmDid you get them all right? what was #7?

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