A vacuum gage indicates that the pressure of carbon dioxide in a closed tank is $-26$ kPa. A mercury barometer gives the local atmospheric pressure as $750$ mmHg$.$ Determine the absolute pressure, in kPa. Assume the density of mercury is $13\mathrm{.}59$ g$/$cm$3$ and g $=9\mathrm{.}81$ m$/$s$2$