Posted by **Laruen** on Saturday, October 13, 2012 at 8:29pm.

Combining Like Terms

1. 3a + a = 16

2. 9x - 3x = 30

3. 5w + 3w = 24

I really need help with this, can you at least do one or two for me so I can do the other problem.

- Math 8R - help!!!!!!! -
**Ms. Sue**, Saturday, October 13, 2012 at 8:33pm
1.

3a + a = 16

4a = 16

a = 16/4

a = 4

2.

9x - 3x = 30

6x = 30

x = ?

I'll be glad to check your answers for #s 2 and 3.

- Math 8R - help!!!!!!! -
**Laruen**, Saturday, October 13, 2012 at 8:37pm
how did you got 4 for #1????

and 6 for #2????

- Math 8R - help!!!!!!! -
**Ms. Sue**, Saturday, October 13, 2012 at 8:46pm
3a + a = 4a

9x - 3x = 6x

- Math 8R - help!!!!!!! -
**Laruen**, Saturday, October 13, 2012 at 8:48pm
can you please explain to me for #1

and for #2 is the answer is 5???

- Math 8R - help!!!!!!! -
**Laruen**, Saturday, October 13, 2012 at 8:49pm
never mind about #1 since you already explain it to me

but is my asnwer is correct for #2?

- Math 8R - help!!!!!!! -
**Laruen**, Saturday, October 13, 2012 at 8:49pm
because 30/5 is 6

- 2 is correct Laruen -
**Damon**, Saturday, October 13, 2012 at 8:54pm
Yes

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