This regression equation, Sales $=-5513\mathrm{.}7+52\mathrm{.}3($Investment$),$ was obtained from this site What is the predicted sales with a $$1000$ investment $($rounded to $2$ decimal places$)?$

a$.$ $$52300\mathrm{.}00$

b$.$ $$5513\mathrm{.}70$

c$.$ $$46786\mathrm{.}30$

d$.$ $$4786\mathrm{.}20$