Something

$workshop_var = (sqrt($workshops)*$workshops);$percentage = ($workshop_var*$egypt);$home_cost = 2500-($percentage)+($homes*100);$barracks_cost = 5000-($percentage)+($barracks*100);$lab_cost = 3500-($percentage)+($labs*100);$workshop_cost = 8000+($workshops*100);$farm_cost = 3000-($percentage)+($farms*100);