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September 23, 2014

September 23, 2014

Posted by **Delilah** on Tuesday, December 11, 2012 at 6:31pm.

y minus five over three= 1 (1 point)

–2

8

18

6

2.

6x + 29 = 5 (1 point)

–4

–18

204

–144

3.

Combine like terms:

–21a + 16a (1 point)

–5a

5a

37a

–37a

Simplify the expression.

4.

9a – b – 2a – 10b (1 point)

–7a + 11b

11a + 9b

–11a – 9b

7a – 11b

5.

5(x + 10) + x (1 point)

6x + 15

5x + 15

6x + 50

4x – 50

Solve the equation.

6.

–4n + 7 + 2n = 1 (1 point)

1

3

–3

4

7.

4(y – 4) = 8 (1 point)

–2

2

4

6

9.

Raymond buys bottles of water at $2.10 each and a large pizza at $12.99. The total cost was $21.39. How many bottles of water b did he buy? (1 point)

2.10b + 12.99 = 21.39; 4 bottles

2.10 + 12.99b = 21.39; 4 bottles

2.10c = 21.39 + 12.99; 6 bottles

21.39 – 2.10b = 12.99; 16 bottles

My answers:

1. 8

2. ??????

3. -5a

4. 7a – 11b

5. 6x + 50

6. 3

7. 6

9. 2.10 + 12.99b = 21.39; 4 bottles

- 7th gade math Ms. Sue please -
**Ms. Sue**, Tuesday, December 11, 2012 at 6:40pm1. Right

2.

6x + 29 = 5

6x = 5 - 29

6x = -24

3 - 6 are right

I think there's a typo in 9 as none of your answers is correct.

- 7th gade math Ms. Sue please -
**Somebody**, Tuesday, December 11, 2012 at 8:03pmYou go to conections academy dont you?

- 7th gade math Ms. Sue please -
**Ms.Nobody**, Tuesday, January 22, 2013 at 5:44pmYa, she posts most of her test and quick checks on here, but we went looking for it so meh.

- 7th gade math Ms. Sue please -
**Ms.Nobody**, Tuesday, January 22, 2013 at 5:48pmAnd on 9 there is no typo, its the same as whats on the quiz.

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