Tuesday

March 3, 2015

March 3, 2015

Posted by **mike** on Saturday, December 19, 2009 at 4:23pm.

7x+y+7z=-12

-3x+4y+6z=-1

This is suppose to be the right answer

{-47/31-22/31z-43/31-63/31z,z}

I keep getting

{-22/31-47-31z-63/31-43/31z,z}

- Algebra Question -
**bobpursley**, Saturday, December 19, 2009 at 4:27pm7x+y+7z=-12

-3x+4y+6z=-1

28x+4y+28z=-48

-3x+4y+6z=-1

subtract bottom eq

31x-22z=-47

x= -47/31 +22/31 z

You can do the x.

- Algebra Question -
**delonte**, Saturday, July 9, 2011 at 1:03pm7x+4y=-16

6x-4y=-36

**Answer this Question**

**Related Questions**

8th Grade Algebra- Answer Check - Solve each system of equations, give the ...

algebra II , math - okay heres one of the ones i need help on can someone ...

algebra - Is (5,2) a solution of 4x-2y=-6 I said no, am I right? I am working on...

Linear Equations - Can you please help solve this equation using the ...

College Algebra - Solve the system of equations with ROWOPS program. I know how ...

Algebra - - ok... we keep getting this one wrong: Solve the following equation ...

algebra - i need help with these problems (either a solution or how to plug them...

algebra - I have been trying to solve this question, and I am not getting the ...

Math - 2x+5y=16 5x-2y=11 Please help me solve this system of equations!! I keep ...

math - Is (5,2) a solution of 4x-2y=-6 I said no, am I right? I am working on ...