Question

Có bài toán giúp em vs

Answer 1

\(12< 6\times x< 30\)

\(\Rightarrow2< x< 5\)

\(\Rightarrow x=3,4\)

\(30:5< x\times6< 30\)

\(\Rightarrow6< x\times6< 30\)

\(\Rightarrow1< x< 5\)

\(\Rightarrow x=2,3,4\)

Answer 2

\(12< 6.x< 30\)

\(\Rightarrow x=3;4\)

\(30:5< x.6< 24\)

\(6< x.6< 24\)

\(\Rightarrow x=2;3\)

Answer 3

 

$12<6\times x<30$

$\Rightarrow 2<x<5$

$\Rightarrow x=3,4$

$30:5<x\times 6<30$

$\Rightarrow 6<x\times 6<30$

$\Rightarrow 1<x<5$

$\Rightarrow x=2,3,4$

Answer 4

x = 2, 3, 4