Homework Help: 7th grade math Ms. Sue please

Posted by Delilah on Friday, December 7, 2012 at 8:13pm.

1.
3w – 10w (1 point)

13w
–7w
–7
7w

2.
y + 1.2y +1.2z (1 point)

2.4yz
1.3y + 1.2z
1.2y2 + 1.2z
2.2y + 1.2z

3.
6r + r – 5r (1 point)

2r
1r + r
0r
7r – 5r

4.
5x + 2(x + 6) (1 point)

7x + 6
7x^2 + 12
7x + 12
7x (x + 6)

5.
–3m + 3(m + 6) (1 point)

6
–6m + 6
6m + 18
18

My answers:
1. -7w
2. 2.2y + 1.2z
3. 2r
4. 7x + 12
5. 18

7th grade math Ms. Sue please - Ms. Sue, Friday, December 7, 2012 at 8:18pm
All are right! :-)

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