The constant of proportionality for the amount of electricity in kilowatt hours and the cost per kilowatt hour is $0.11. which graph models this situation? mc018-1.jpg mc018-2.jpg mc018-3.jpg mc018-4.jpg

Twenty percent of what number is 40?

What kinds of numbers make up the set of numbers called the real numbers? give examples when you explain a number type. there are a limited set of types of numbers, but an unlimited number of examples of these numbers.

Kylie explained that (-4x+9)^2 will result in a difference of squares because (-4x+9)^2 (-4x+9)^2 =(-4x)^2+(9)^2=16x^2+81