Question

X-1/3=2/3x9/14+3/7

tìm X ạ giúp mik vs mai mik đi học r:(

Answer 1

\(x-\dfrac{1}{3}=\dfrac{2}{3}.\dfrac{9}{14}+\dfrac{3}{7}\)

\(x-\dfrac{1}{3}=\dfrac{1}{7}+\dfrac{3}{7}\)

\(x-\dfrac{1}{3}=\dfrac{4}{7}\)

\(x=\dfrac{19}{21}\)

Answer 2

x = 19/21 nha

Answer 3

cảm ơn các bạn nhé!

Answer 4

\(x-\dfrac{1}{3}=\dfrac{2}{3}\cdot\dfrac{9}{14}+\dfrac{3}{7}\\ x-\dfrac{1}{3}=\dfrac{3}{7}+\dfrac{3}{7}\\ x-\dfrac{1}{3}=\dfrac{6}{7}\\ x=\dfrac{25}{21}\)