Question

Решите неравенство 8х+12 > 4-3 (4-х)

Answer 1

8х+12 > 4-3 (4-х)
8x+12>4-12+3x
8x+12>3x-8
8x-3x>-8-12
5x>-20
x>-4
x∈(−4;+∞)