Question

Решить неравенства:

1) 10x-5<2x 2) 15x-4>3x+2 3) 3x<6x-12

Answer 1

1) 10x-5<2x ;7х <5; x<5/7;

2) 15x-4>3x+2 ;  12x>6; x>6/12;x>1/2;

3) 3x<6x-12; 3x>12; x>4;