lx

-There's a big tree behind my house.

-The theater is in between the stadium and the post office.

- Nam's house is opposite the supermarket.

\(3\cdot\left(x+726\right)=2745.\)

       \(x+726=2745:3\)

       \(x+726=915\)

                 \(x=915-726\)

                 \(x=189.\)

\(Vậy...\)

lx