MSFT has an expected return E$($x$)$ of $0\mathrm{.}25$ and a standard deviation sigma of $0\mathrm{.}2$

WMT has an expected return E$($x$)$ of $0\mathrm{.}14$ and a standard deviation sigma of $0\mathrm{.}1$

The correlation between MSFT and WMT is $0\mathrm{.}43$

Compute the expected return of the portfolio if you invest a fraction $0\mathrm{.}77$ into MSFT and the rest into WMT$.$