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Carolina Cannon
Mathematics
28 July, 01:26
2x+y-3z=0
-2x+2y+z=-7
3x-4y-3z=7
+5
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1
)
Jacob Mcconnell
28 July, 01:29
0
[x, y, z]=[-4,11,-21] this or this / left[x / right] = / left[ / frac{y}{4}+z/right][x]=[
4
y
+z] this [x]=[0.25y+z]
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