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

## Answer this Question

## Related Questions

- math - 2x+4(1-x)=11+5x 2x+4-4x=11+5x 6x+4=11+5x 6x=7+5x x=7 i think this is it x...
- math - Can anyone help with combining like terms? The question - 11 + 5t^2 + t...
- MATH - PLEASE HELP! - Need help with combining like terms How do I figure this ...
- algebra - i need help using subtraction while combining like terms, can you ...
- i need help asap! please. :) - ok, can somebody explain how to do this? simplify...
- math - Simplify by combining like terms. 9m + 5m - 4
- math - combining like terms 1.) 10x+6y-5x and 2.) 9x^2+10+4x^2+7
- math - simplify by combining like terms. then solve. 8m+3m=55 x+2x=30
- math - simplify the expression by combining like terms r + 2s + 3r
- Math - I'm not understanding this. How do you solve (^2 meaning squared) (2x^2...