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February 27, 2015

Posted by **Delilah** on Thursday, December 13, 2012 at 10:09pm.

7r – 7 = 2r + 18 (1 point)

r = –5

r = 5

r = 2.2

r = 1.2

2.

2x + 12 = 18 – x (1 point)

x = 3

x = 10

x = 6

x = 2

3.

8x – 3 = 15x + 18 (1 point)

x = –3

x = 3

x = 2.1

x = .9

4.

6y – 6 = 4y + 16 (1 point)

y = 2.2

y = –2.2

y = 11

y = 5

5.

3(x – 4) = 5(x + 2) (1 point)

x = 11

x = –11

x = 1

x = –1

My answers:

1. r = 5

2. x = 2

3. x = -3

4. y = 11

5. -11

- 7th grade math Ms. Sue please -
**khan**, Thursday, December 13, 2012 at 10:12pmYOU ARE PRETTY CORRECT

- 7th grade math Ms. Sue please -
**Delilah**, Thursday, December 13, 2012 at 10:14pmWhat does that mean? Are they all correct?

- 7th grade math Ms. Sue please -
**Ms. Sue**, Thursday, December 13, 2012 at 10:17pmAll are right! :-)

- 7th grade math Ms. Sue please -
**anette**, Thursday, January 17, 2013 at 3:50pmyup looks good

- 7th grade math Ms. Sue please -
**HIIII LoL**, Wednesday, December 10, 2014 at 8:04pmThese are all right i just got 100%

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