the wallpaper border that runs all the way around a room is 20f^2+ 18f - 2 long. Three sides of the room have the following lengths of the border 12f^2 +6f 5f^2- 2f + 2 and 3f^2 +5f - 2. What is the length of the 4th side of the room?​

How many ordered pairs of positive integers satisfy xy=32?

10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u. s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u. s. dollars for every 100 euros. b) gabriella averages 100 u. s. dollars for every 25 euros. c) gabriella can exchange 75 u. s. dollars for 100 euros. d) gabriella can exchange 100 u. s. dollars for 75 euros.

Complete the equation of the live through (-1,6) (7,-2)