The angle of elevation of a truck on a road to the top of a tower is 45o. If the height of the tower is 60 feet, find the distance between the truck and the tower.

How to do this , and can some one explain

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

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?