Lesson 8: rational expressions and functions unit test need answers

If lmn=xyz, which congruences are true by cpctc? check all that apply

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum