Finally:

$T_{\text{f}\text{i}\text{n}\text{a}\text{l}}=\frac{(0\mathrm{.}385(J)g^{-1}*C^{-1})(43\mathrm{.}2(g))(99\mathrm{.}8C)-(-4\mathrm{.}184(J)g^{-1}*C^{-1})(180(g))(18\mathrm{.}5C)}{(0\mathrm{.}385(J)g^{-1}*C^{-1})(43\mathrm{.}2(g))-(-4\mathrm{.}184(J)g^{-1}{C}^{-1})(180(g))}$