Řeš v ℝ nerovnice:
\large 2x + 8 \gt 4x
\large K = \left( { - \infty ;2} \right)
\large K = \left( { - \infty ;4} \right)
\large K = \left( { - \infty ;6} \right)
\large K = \left( { - \infty ;0} \right)