3. sophie and jackie each have a collection of baseball cards, jackie has 5 more cards than
sophie, and together they have 30 cards. by writing and solving an equation, find out how
many cards sophie owns. show all of your working out.

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.