W + X + Y + Z = 2
W + 2X +2Y + 4Z = 1
W - X + Y + Z = 6
W - 3X - Y + Z = 2
What are the variables?
2007-09-30 14:40:49 · 4 answers · asked by ducatitodd 1 in Science & Mathematics ➔ Mathematics
Thanks to all who provided an answer.
What I was looking for was what number each variable in the equation stood for.
2007-09-30 17:24:29 · update #1
Variables in mathematic equations are represented by letters. Therefore, your variables are W, X, Y and Z.
2007-09-30 14:43:51 · answer #1 · answered by lhvinny 7 · 1⤊ 0⤋
matrices.....
you have two matrices
[1 1 1 1
1 2 2 4
1-1 1 1
1-3-1 1] this is one the other is...
[2
1
6
2]
put them in your calc under matrix store one the first as "a" and the 2nd as "b" multiply the A matrix by the B
your answer will appear in
[w
x
y
z] you're welcome
2007-09-30 21:48:02 · answer #2 · answered by God 2 · 0⤊ 0⤋
W= 1
X= -2
Y= 4
Z= -1
Hope theis is what you wanted!
2007-09-30 21:51:43 · answer #3 · answered by Anonymous · 0⤊ 0⤋
in each equation you variables are
W X Y Z
2007-09-30 21:49:01 · answer #4 · answered by lisababy 2 · 0⤊ 0⤋