Răspuns:
273 < 3•(13+2x)
273 < 39+6x
273-39 < 6x
234 < 6x
x > 39
Răspuns:
Explicație pas cu pas:
[tex]\bf 273 < 3\cdot(13+2x)[/tex]
[tex]\bf 273 < 39+6x[/tex]
[tex]\bf 273 -39< 6x[/tex]
[tex]\bf 234< 6x~~~~\bigg|:6[/tex]
[tex]\bf 39~ <~ x[/tex]
[tex]\red{\underline{~\bf x ~ >~ 39~}}[/tex]
