PLEASE HELP ME I DON'T UNDERSTAND here is the equation y = 0.9x +5.9.

According to your line of best fit (equation) that you found in, Question 2, approximate how tall is a person whose arm span is 66 inches? Show work using your equation in Question 2 to support.

According to your line of best fit, what is the arm span of a 74-inch-tall person? Show work using your equation in Question 2 to support.

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?

For the given quadratic equation convert into vertex form, find the vertex and find the value for x=6 y=-2x^2+2x+2

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.