Posted by **ann :)** on Thursday, September 13, 2012 at 7:57pm.

12x+4y+2z=-7 (1)

3x-12y+6z=-4 (2)

9x-16y+4z=-3 (3)

solve the system.

show steps and answers i tried this problem really difficult

- college algebra -
**Reiny**, Thursday, September 13, 2012 at 8:06pm
And exactly what didn't you like about the answer I gave you a few minutes ago to this question?

- college algebra -
**ann :)**, Thursday, September 13, 2012 at 8:08pm
thank you.

- college algebra -
**Reiny**, Thursday, September 13, 2012 at 8:12pm
you are welcome, let me know what answers you got

## Answer this Question

## Related Questions

- college algebra - 12x+4y+2z=-7 (1) 3x-12y+6z=-4 (2) 9x-16y+4z=-3 (3) solve the ...
- math 012 - will someone please double check my answer to this problem. the ...
- calc - What is dy/dx of y=12/12X-y^3 ???? Any idea anyone??? y=12/12X-y^3 I ...
- algebra - What are the factors of the following trinomial? 16y^2 - 12y + 2 a) (...
- College Algebra - Solve the System 2x-8y=20 3x-12y=30
- Algebra - Can someone show me step by step how to do this problem to have an ...
- math - what is the solution sets of the following a) 2x^2-7x-5 b) 5y^2-16y+3 c) ...
- alg.2 - Solve for x... square root x+16=2+square root x+4. I tried doing this ...
- Algebra - Solve the system of equations using substitution. x + 4y = -5 3x - 8y...
- algebra1 - could you walk-through the steps to solving this problem because I am...

More Related Questions