Simplify: \(8(-9-5x)+4b\) use \(x=9\) and \(b=-9\)
a. None of these answers are correct.
Ryan has 10 quarters. Kelly has exactly seven times as much money as Ryan. They will combine their money to buy a game. The game costs $27. How much more money do they need to save?
Sam wants to buy a remote control dune buggy that is 30% off. The original price is $200.11. What is amount of discount(nearest penny)?