\(x.\frac{1}{2}=2\) ; \(x+2=\frac{1}{2}+\frac{1}{2}\)
\(x=2:\frac{1}{2}\) \(x+2=\frac{2}{4}\)
\(x=4\) \(x=\frac{2}{4}-2\)
\(x=\frac{-6}{4}\)
\(x.\frac{1}{2}=2\)
\(x=2:\frac{1}{2}\)
\(x=4\)
\(x+2=\frac{1}{2}+\frac{1}{2}\)
\(x+2=1\)
\(x=1-2\)
\(khong\)\(co\)\(so\)\(tu\)\(nhien\)\(thoa\)\(man\)
\(k\) \(mk\)
\(x.\frac{1}{2}=2\)
(=) \(x=2:\frac{1}{2}\)
(=) \(x=2.2\)
=> \(x=4\)
\(x+2=\frac{1}{2}+\frac{1}{2}\)
(=) \(x+2=\frac{1}{4}\)
(=) \(x=\frac{1}{4}-2\)
(=) \(x=\frac{-7}{4}\)