Molly drove a total of 390 miles to get to her destination in the mountains. She stopped twice, getting 14 gallons of gas and snacks, spending $34 at the first stop and $28 at the second stop. In the mountains, she drove 164 miles visiting scenic places. Before she returned home, she spent $56 on souvenirs for her friends. Going home, she decided to take the back roads, making the drive home 70 miles longer than the drive there. How many miles was the drive home

How is working backward similar to solving an equation?

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function.a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.