Объяснение:
{х - (х-2)/3 ≥ (х-3)/4 - (х-1)/2 •12
{1-0,5х>х-4
{12х-4(х-2)≥3(х-3)-6(х-1)
{-0,5х-х> -4-1
{12х-4х+8≥3х-9-6х+6
{-1,5х> -5
{8х+8≥ -3х-3
{8х+3х≥ -3-8
{11х≥ -11
{х≥ -11:11
{х< -5:(-1,5)
{х≥ -1
{х< 5:3/2
{х<10/3
ответ: х∈[-1;10/3)
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Объяснение:
{х - (х-2)/3 ≥ (х-3)/4 - (х-1)/2 •12
{1-0,5х>х-4
{12х-4(х-2)≥3(х-3)-6(х-1)
{-0,5х-х> -4-1
{12х-4х+8≥3х-9-6х+6
{-1,5х> -5
{8х+8≥ -3х-3
{-1,5х> -5
{8х+3х≥ -3-8
{-1,5х> -5
{11х≥ -11
{-1,5х> -5
{х≥ -11:11
{х< -5:(-1,5)
{х≥ -1
{х< 5:3/2
{х≥ -1
{х<10/3
ответ: х∈[-1;10/3)