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Quandaries & Queries
Q & Q
 Topic: solving linear equations
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5 items are filed under this topic.

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 Solve for x and y 2007-03-27 From anthony:solve y=4x and x+y=5Answered by Sara Ulmer. Nickels, dimes and quarters 2007-02-05 From Avinash:Mary has 48 coins made up of nickels, dimes and quarters with a total value of \$5.10. She has 4 more dimes than nickels and quarters combined. How many coins of each kind does she have? Use matrix to solve the systemAnswered by Stephen La Rocque. The elimination method 1999-12-02 From Jennifer:Could I get an answer to this one: 2x+5y=36 3x+2y=32 I have to use the Elimination method, as I already know how to do Substitution. How do I begin and show my work? I'm attempting to eliminate the values for y.Answered by Penny Nom. Linear Equations 1999-01-16 From Casie Tomney:My dad and I have been trying to figure, how to solve for x on any of these problems my teacher gives us. The problem is: 2h/3 + 1/2 = 5h/6 - 3/4 Thanks!!!!!!!!Answered by Jack LeSage. A Linear System 1998-10-08 From Jason Bussey:The linear systems with the following pattern all have the same solution. Is their some kind of reasoning as to why this is so? 2x+3y=4 3x+4y=5 4x+5y=6 5x+6y=7 The solution is always x=-1, y=2 Thank you JasonAnswered by Penny Nom.

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