How much better is Alex's money situation than if Amy's balance is $-28 and Alex's is $45?

Me on this online 24 game! you have to add, subtract, multiply, or divide any of these to equal !

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.