Решите неравенства 3 x - ( 2 x - 7 ) <= 3 ( 1 + x )

Question

Решите неравенства 3 x - ( 2 x - 7 ) <= 3 ( 1 + x )

Answer 1

3Х-2х+7<=3+3x</p>

3x-2x-3x<=3-7</p>

-2x<=-4x</p>

2x>=4x

x>=2