\{ 2 x + y = 4,8 - 2 y = 4 x
Solve for x, y (complex solution) (complex solution)
x=-\frac{y}{2}+2
y\in \mathrm{C}
Solve for x, y (complex solution)
x=-\frac{y}{2}+2
y\in \mathrm{R}
Solve for x
x=\frac{3}{5}=0,6
y = \frac{6}{5} = 1\frac{1}{5} = 1.2
Solve for y
y = \frac{6}{5} = 1\frac{1}{5} = 1.2
x = \frac{3}{5} = 0.6
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