{2(1-х)-3х<5
{3x-1>0
2-2x-3x<5
-2x-3x<5-3
-5x<2
x<2:-5
x<-0,4
3x>0+1
x>
(-0,4;)
{-4x≥4
{3x≤12
x≥4:-4
х≥-1
х≤12:3
х≤4
[-1;4]
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Answers & Comments
{2(1-х)-3х<5
{3x-1>0
2-2x-3x<5
-2x-3x<5-3
-5x<2
x<2:-5
x<-0,4
3x>0+1
x>
(-0,4;)
{-4x≥4
{3x≤12
x≥4:-4
х≥-1
х≤12:3
х≤4
[-1;4]