Question

Tìm x, biết:

x+2/3=x-2/2

Answer 1

\(x+\dfrac{2}{3}=x-\dfrac{1}{2}\)

\(x+x=\dfrac{-2}{3}-\dfrac{1}{2}\)

2x=\(\dfrac{-7}{6}\)

\(x=\dfrac{-7}{6}:2\)

\(x=\dfrac{-7}{12}\)

Vậy \(x=\dfrac{-7}{12}\)

Answer 2

x+2/3 = x-2/2

<=> 2.( x+2) = 3.(x -2)

<=> 2x + 4 = 3x - 6

<=> x = 10