\left\{ \begin{array} { l } { \frac { x } { 4 } = \frac { y - 4 } { 3 } = \frac { z + 1 } { - 2 } } \\ { x - y + 3 z + 8 = 0 } \end{array} \right.
Enrhifo (complex solution)
\frac{x}{4}=\frac{y-4}{3}\text{ and }\frac{y-4}{3}=\frac{-z-1}{2},\ x-y+3z+8=0
Datrys ar gyfer x
x=\frac{4}{5}=0.8
z=-\frac{7}{5}\text{ and }y=\frac{23}{5}
Datrys ar gyfer z
z = -\frac{7}{5} = -1\frac{2}{5} = -1.4
x=\frac{4}{5}\text{ and }y=\frac{23}{5}
Rhannu
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