Question

rezolvati; a) x-1pe 6-5x=1pe 2 ≥2
b) 1,6 (2-x)-0,4x>
-(6x-1)-2
$\left \{ {{y=2} \atop {x=2}} \right.$

Answer 1

b)1,6(2-x)--0.4x>-(6x-1)-2=3.2-1.6x-0.4x>(6x-1)-2=3.2-2x>-(6x-1)-2=3.2-2x>-6x+1-2=3.2-2x>-6x-1=3.2-2x+6x>-1=3.2+4x>-1=4x>-1-3.2=4x>-4.2=x>-4.2 pe 4=x>-1.05