if the cost of the wallpaper was $771.12 , what was the cost , in dollar , of the wallpaper per square foot​

Aiden buys two bags of chips at $1.09 each and a 20 ounce soda for $1.20 at the gas station.he knows that the state tax is 5.5. how much change will he receive from a $5 bill?

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

Which expression converts 45 degree to radians