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April 25, 2014

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

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