Jake has $100 in his wallet. he spends $15 at tastee sub and $10 at Wawa. as he is walking home, Jake finds a $20 bill on the ground. then Brandon comes along and borrows $40 from jake, that night jake decides do some chores at home and earns $35.how much does jake end up with at the end of the day? write an addition expression and evaluate.

You use math in day-to-day routines when grocery shopping, going to the bank or mall, and while cooking. how do you imagine you will use math in your healthcare career?

Asays "we are both knaves" and b says nothing. exercises 24–31 relate to inhabitants of an island on which there are three kinds of people: knights who always tell the truth, knaves who always lie, and spies (called normals by smullyan [sm78]) who can either lie or tell the truth. you encounter three people, a, b, and c. you know one of these people is a knight, one is a knave, and one is a spy. each of the three people knows the type of person each of other two is. for each of these situations, if possible, determine whether there is a unique solution and determine who the knave, knight, and spy are. when there is no unique solution, list all possible solutions or state that there are no solutions. 24. a says "c is the knave," b says, "a is the knight," and c says "i am the spy."

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39