SOLUTION: x+y+-2z=-3 w+2x+-y =2 2w+4x+y+-3z= -2 w+-4x+-7y+-z=-19

Algebra.Com
Question 903202: x+y+-2z=-3
w+2x+-y =2
2w+4x+y+-3z=
-2 w+-4x+-7y+-z=-19

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
Use Cramer's Rule,


.
.


.
.


.
.


.
.


.
.

.
.

.
.

.
.

RELATED QUESTIONS

solve Linear sestems when w=1 w+2x+2y+z=-2 w+3x-2y-z=-6 -2w-x+3y+3z=6 w+4x+y+2z=-14 (answered by Fombitz)
x-3y-7z+w=11 2x-4y+6z-3w=-3 3x+2y+z+2w=19... (answered by Alan3354)
Linear Systems: w+2x+3y-4z=-5 2w-x-y-2z=-7 3w-x-2y+z=7 4w-4x-2y+3z=3 w= x=... (answered by AnlytcPhil)
what are the values of w,x,y, and z in these equations? 1. w + x + y + z = 2 2. 2w -... (answered by ankor@dixie-net.com)
how do i solve the following 4 x 4 system using elimination & substitution? w + 2x +... (answered by Fombitz)
x-3y+7z+w=11 2x+4y+6z-3w=-3 3x+2y+z+2w=19 4x+y-3z+w=22 Systems of linear equations (answered by Alan3354)
Solve the following system of linear eqnations. x + y – 3z + 2w = 0 2x - y + 2z (answered by Fombitz)
Please help me solve this 4x4 equation w+x+y+z=2 2w-x-y+2z=7 2w+3x+2y-z=-2... (answered by stanbon,MathLover1)
How would you solve the 4x4 w+x+y+z=2, 2w-x-y+2z=7, 2w+3x+2y-z=-2,... (answered by Fombitz)