Tìm x, biết: \(\Large\dfrac{x}{13}+\dfrac{15}{26}=\dfrac{23}{26}\) Vậy

Tìm x, biết:

\(\Large\dfrac{x}{13}+\dfrac{15}{26}=\dfrac{23}{26}\)

Vậy x = ...

• A. 1
• B. 2
• C. 3
• D. 4

\(\Large\dfrac{x}{13}+\dfrac{15}{26}=\dfrac{23}{26}\)

\(\Large\dfrac{x}{13}=\dfrac{23}{26}-\dfrac{15}{26}\)

\(\Large\dfrac{x}{13}=\dfrac{8}{26}\)

\(\Large\dfrac{x}{13}=\dfrac{4}{13}\)

\(\Large x=4\)