Solving Linear Equation: (x,y,z)=(a,a,b)+(c,d,d)

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The discussion focuses on solving the linear equation represented by the vector equation (x,y,z)=(a,a,b)+(c,d,d). The participants derive the equations (x,y,z)=(a+c,a+d,b+d) and subsequently express the variables a, b, c, and d in terms of x, y, and z. The challenge lies in identifying independent variables for parametric representation, with attempts made to express the equations in row echelon form. Ultimately, the participants seek assistance in finding a solution that includes independent variables.

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Homework Statement



(x,y,z)=(a,a,b)+(c,d,d)

to make (a,a,b)+(c,d,d) in terms of x,y,z

Homework Equations



n/a

The Attempt at a Solution



(x,y,z)=(a+c,a+d,b+d)

then

a=c-x=d-y

b=z-d

c=x-a

d=z-b

,,,

there's no free independent variable if i want to use parametric, it only make it tedious T_T,

gimme any clue
 
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hey wait,

can i use like this

a+0b+c+0d=x
a+0b+0c+d=y
0a+b+0c+d=z

try to turn it in row echelon form, let me try first hoho
 
nop, i still can't find independent variable, help anyone
 

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