Posted by **ann :)** on Thursday, September 13, 2012 at 7:50pm.

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

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

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

solve the system

just need the steps how to do it

## 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
- math - what is the solution sets of the following a) 2x^2-7x-5 b) 5y^2-16y+3 c) ...
- College Algebra - Find the center (h,k) and the radius (r) of the circle with ...
- Math- Need Help - If 5x +4y and 4x +3y =5 15x +12y =18 16x +12y = 20 31x/31= 38/...
- algebra - Select the set of equations that represents the following situation: ...
- algebra - i need help with these problems (either a solution or how to plug them...

More Related Questions