If \(u= \binom{-2}{4},\; v=\binom{3}{-3} \;and\;w=\binom{8}{9}\) find the values of a and b such that \(a(u)+b(v)=w.\)
\( a=5.5, \; b=5.0\)
\( a=10, \; b=5\)
\( a=8.50, \; b=8.33\)
\( a=2,\; b=4\)