Write the following expression without negative exponents and without parentheses.
- 2x - 2

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?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°