Question

Решение систему неравенств 5-2x >= -1, 4x-4>=-2. 

Answer 1

$left { {{5-2x>=1} atop {4x-4>=2}} right.$

$left { {{2x-5<=1} atop {x-1>=0,5}} right.$

$left { {{2x<=6} atop {x>=1,5}} right.$

$left { {{x<=3} atop {x>=1,5}} right.$

1,5<=x<=3