Lydia's kitchen as about 410 square feet of wall area. one roll of wallpaper covers about 23 square feet. how many rolls of wallpaper will lydia need to paper the walls of the kitchen?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

If a is a nonzero real number then the reciprocal of a is