Confirm that f and g are inverses by showing that f(g(x))=x and g(f(x))=x.
f(x)=x-8/x+7 and g(x)=-7x-8/x-1

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?