Sửa đề: \(\frac{5}{12}-x=\frac{11}{8}-\frac34x\)
Ta có: \(\frac{5}{12}-x=\frac{11}{8}-\frac34x\)
=>\(-x+\frac34x=\frac{11}{8}-\frac{5}{12}\)
=>\(-\frac14x=\frac{33}{24}-\frac{10}{24}=\frac{23}{24}\)
=>\(x=\frac{23}{24}:\frac{-1}{4}=\frac{23}{24}\cdot\left(-4\right)=-\frac{23}{6}\)