The first card is the reversed Four of Wands, which represents the need to make a quick decision regarding a financial situation. There is some indecision about what to do, showing that there is no clarity about what you aspire to. You are facing a complicated financial problem and you don't know how to solve it.
The second card is the Three of Swords, which represents financial hardship or an inability to manage one's resources. It could also indicate a period of financial stress that prevents you from seeing the alternatives available to resolve the situation. This symbolizes an obstacle in your current financial situation.
The third card is Justice, which indicates the power of inner strength and the ability to overcome difficult situations. This means that you have the ability to solve your financial problems and find suitable solutions. You must be brave and confident in your abilities and possibilities.
From the papers it appears that you have the skills to deal with your current financial situation. However, it's not clear whether it's a good idea to lend money to your sister to pay her bills. It is therefore advisable to consider all aspects and make an informed decision before making any final decisions.