gayedrummondpa6ghm
gayedrummondpa6ghm
20-06-2018
Mathematics
contestada
x+3y-z=2
x+y-z=0
3x+2y-3z=-1
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elenasegovia99
elenasegovia99
20-06-2018
Add the equations in order to solve for the first variable. Plug these values to solve for the other variables:
X=
x
Y=1
x=
z-1
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