PLS HELP ME NO LINKS 25 points in total

Find dy/dx using implicit differentiation ln(20+e^xy)=y

On saturday a souvenir shop had 125 customers.sixty four percent of the costumers paid with a credit card. how many costumers paid with cash?

12.0 million metric tons of beef produced annually in the u.s. out if 65.1 mikkion metric tons of produced annually worldwide