Question

2x + 4 ≤ x + 12 solución

Answer 1

$2x + 4 \leqslant x + 12 \\ 2x - x \leqslant 12 - 4 \\ x \leqslant 8$

Answer 2

2x + 4 ≤ x + 12

Solución

$x≤8$

2x≤x+12−4

2x≤x+8

2x−x≤8

x≤8