Martha spent $38.45 on a new shirt and now has $17.71 in her pocket.

which equation can be used to find how much money, x, she had in her pocket before buying the shirt?

x−38.45=17.71

x + 17.71 = 38.45

17.71x = 38.45

x + 38.45 = 17.71

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."

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3