In the multi-step equation below, solve for the unknown variable y. As detailed as possible, explain the step-by-step
process for solving the missing variable.
8(y + 4) – 2(3- 1) = 70 – 3y

Which of the following best describes the delian problem?

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?