Margo and Jeremy each have x baseball cards. They put some of their baseball cards in one album. Then, a friend gave them 8 more baseball cards to complete the album. Margo and Jeremy then filled two more albums with the same number of baseball cards as in the first album. Which expression best represents the total number of baseball cards in all three albums?

6.3x+14 and 1.5x-6 answer in simplified form

The blue whale is the largest animal living on the earth. the average blue whale measures 100 feet long (30 meters) and weighs 300,000 pounds (136,000 kilograms). a whale’s head is 1⁄3 of the length of its body. a new baby whale is 1⁄4 the length of a grown whale. the average man is 1⁄17 the length of a blue whale, and 1⁄1,818 its weight. a human baby measures 1⁄4 of the length of an adult. calculate the following information: how long is a whale’s head? how long is a new baby whale? how tall is the average man? how much does the average man weigh? how tall is the average human baby?

Which of the following expressions is equal to 2x^2+8