Question

Tìm x thõa mãn: 2x+1=5x-13

Answer 1

\(2x+1=5x-13\)

\(\Rightarrow2x-5x=-1-13\)

\(\Rightarrow-3x=-14\)

\(\Rightarrow x=\frac{14}{3}\)

Answer 2

2x+1=5x-13

\(\Leftrightarrow\)1+13=5x-2x

\(\Leftrightarrow\)14=3x

\(\Leftrightarrow x=\frac{13}{4}\)

Vậy x=\(\frac{13}{4}\)

Answer 3

2x+1=5x-13

<=>1+13=5x-2x

<=>14=3x

<=>x=\(\frac{14}{3}\)

Answer 4

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Answer 5

2x+1= 5x-13

=> 2x-5x= -13-1

=>-3x= -14

=> x=14/3

Vậy x= 14/3