Kathleen retired at the age of 62. When she retired, she had 45 000 pounds in a savings account Each year of her retirement she gets a pension but finds that she has to use some of the money in her savings account In 2010, Kathleen worked out that her savings were decreasing by 7% each year. If Kathleen lives to be 90 years of age, how much money will she have left in her savings account?

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Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books