$$\left. \begin{array} { l } { 4 x ^ { 2 } + 12 x + 5 = 0 } \\ { \text { T a l a i o f t w o n n u m b e r s . a d d i t i \right.$$
$x = -\frac{5}{2} = -2\frac{1}{2} = -2.5$
$x=-\frac{1}{2}=-0.5$