Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way