Can someone help me pls

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?

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)

Adele is five years older than timothy. in three years, timothy will be 2/3 of adele’s age. what is adele‘s current age?