How would i graph this on the paper? so much.

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

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

Which of the following is correct interpretation of the expression -4+13