5 Elise is thinking about the price of a holiday. Suppose a one-way flight costs $x. The accommodation each night costs $30 more than each flight. Elise stays for 5 nights.

Need this asap if anyone can i would be very grateful. if you could show workings that would really

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm