Question

|3x + 2| = | 5x-6|

giúp mik nha

cảm ơn các bạn nhìu

Answer 1

\(\left|3x+2\right|=\left|5x-6\right|\)

\(\Rightarrow\orbr{\begin{cases}3x+2=5x-6\\3x+2=6-5x\end{cases}}\)

\(\Rightarrow\orbr{\begin{cases}-2x=-8\\8x=4\end{cases}}\)

\(\Rightarrow\orbr{\begin{cases}x=4\\x=\frac{1}{2}\end{cases}}\)