Question

Решите неравенство 4x–2(3–x)>12

Answer 1

4x–2(3–x)>124x-6+2x>12
4x+2x>12+6
6x>18
x>18/6
x>3
x∈(3;+∞)

Answer 2

4х-2(3-х)>12
4х-6+2х>12
6х>18
х>3
х∈(3;+∞∞)