Thursday

November 20, 2014

November 20, 2014

Posted by **gabs** on Tuesday, June 7, 2011 at 10:54pm.

5x+2y-z=2

x-2y+2z= -1

3y+z= -17

ive done tons of these but this one is giving me a bit of trouble.. please help!

- PRE CALC -
**Reiny**, Tuesday, June 7, 2011 at 11:23pmIs your augmented matrix correct ?

5 2 -1 | 2

1 -2 2 | -1

0 3 1 | -17

I don't know which matrix method you are supposed to use.

e.g. Gauss-Jordan ? or .....

hard to line up matrices nicely on this forum.

- PRE CALC -
**gabs**, Tuesday, June 7, 2011 at 11:58pmyes but i still dont get the answer!!!

- PRE CALC -
**Mgraph**, Wednesday, June 8, 2011 at 12:10amx=1, y=-4, z=-5

**Answer this Question**

**Related Questions**

math - Solve the system 6x+4y = 12 9x+6y = 18 If the system has infinitely many ...

Algebra 2 Helpp :( - QUESTIONS (vvv) (1) Solve the system by subsitution 2x + y...

algebra 2 - Classify the system , and determine the number of solutions. This ...

calculus - Solve the system by the method of your choice. Identify systems with ...

calculus - Solve the system by the method of your choice. Identify systems with ...

college Algebra - Write the system as a matrix and solve it by Gauss-Jordan ...

Algerbra II - Classify the system , and determine the number of solutions. The ...

pre-calc - solve each system of equations using matrices x+2y-3z=0 2x-4y=z=-7 -...

math - 3x+2y = 0 x-2y = 0 If the system has infinitely many solutions, express ...

Algebra - Suppose a linear system of equations has 2012 equations and 2013 ...