I need to construct an algebraic expression for the following: I am really bad at algebra! I have been trying to figure out the algebraic expression for the following for ages at this stage and I'm nearly giving up............any help will be much appreciated!! The question is as follows: Step by step construction please if possible..............
John has only 20 cent coins and 50 cent coins in his wallet. He has three more 50 cent coins than 20 cent coins, and their total value is €2.90. How many 20 cent coins does John have?
John has only 20 cent coins and 50 cent coins in his wallet. He has three more 50 cent coins than 20 cent coins, and their total value is €2.90. How many 20 cent coins does John have?