Posted by **Jman** on Monday, November 26, 2012 at 3:38pm.

1. 3w – 10w

13w

–7w

–7

7w

2. y + 2y +3z

2y + 3z

3y + 3z

2y2 + 3z

6yz

3. 6r + r – 5r

2r

1r + r

0r

7r – 5r

4. 5x + 2(x + 6)

7x + 6

7x2 + 12

7x + 12

7x (x + 6)

5. –3m + 3(m + 6)

6

–6m + 6

6m + 18

18

- Pre-Algebra -
**Jman**, Monday, November 26, 2012 at 3:39pm
I'm sorry I don't have any idea how to do this. When I try I come up with these numbers that are not one of the choices.

- Pre-Algebra -
**Ms. Sue**, Monday, November 26, 2012 at 3:40pm
I'll be glad to check your answers.

- Pre-Algebra -
**Ms. Sue**, Monday, November 26, 2012 at 3:42pm
1)

3w – 10w = -7w

5.

–3m + 3(m + 6)

Plus and minus 3m cancel out, leaving what?

- Pre-Algebra -
**Jman**, Monday, November 26, 2012 at 3:44pm
? :(

- Pre-Algebra -
**Jman**, Monday, November 26, 2012 at 3:46pm
I'm confused.

- Pre-Algebra -
**Ms. Sue**, Monday, November 26, 2012 at 3:47pm
Don't you know what 3 times 6 is?

I'm sorry. :-(

- Pre-Algebra -
**Jman**, Monday, November 26, 2012 at 3:48pm
Yeah! It's 18.

- Pre-Algebra -
**Jman**, Monday, November 26, 2012 at 4:01pm
Ohhhhhhhhhhhhhhhh I get it so....

2 is 3y +3z

3. 2r

4. 7x + 12

right

- Pre-Algebra -
**Ms. Sue**, Monday, November 26, 2012 at 4:34pm
Yay! You've got it. All are correct! :-)

- Pre-Algebra -
**Jman**, Monday, November 26, 2012 at 4:47pm
thanks!

- Pre-Algebra -
**Ms. Sue**, Monday, November 26, 2012 at 5:06pm
You're welcome.

- Pre-Algebra -
**This Girl**, Monday, November 26, 2012 at 7:21pm
So you go it right? Cool!

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