Question

tìm x

(4x-3)-(x+5)=1

Answer 1

Ta có: \(\left(4x-3\right)-\left(x+5\right)=1\)

\(\Leftrightarrow4x-3-x-5=1\)

\(\Leftrightarrow3x-8=1\)

\(\Leftrightarrow3x=9\)

hay x=3

Vậy: x=3

Answer 2

Bài giải

\(\left(4x-3\right)-\left(x+5\right)=1\)

\(4x-3-x-5=1\)

\(3x-8=1\)

\(x=9\)

\(x=3\)