43,782 find the value of the underlined digit so the under lined digit should be 70

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

What is the solution to the equation e3x=12? round your answer to the nearest hundredth

F(x)=5/6x+3 which of the following is true