SOLUTION: Hannah has the same number of nickels as Heather has dimes. Together, the coins are worth $1.65. How many coins does each girl have?

Question 926889: Hannah has the same number of nickels as Heather has dimes. Together, the coins are worth $1.65. How many coins does each girl have?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
x = number of nickels
y = number of dimes
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x = y
5x + 10y = 165
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put the system of linear equations into standard form
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x - y = 0
5x + 10y = 165
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copy and paste the above standard form linear equations in to this solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
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solution:
x = 11
y = 11
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they each have 11 coins
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Solve quadratic equations, quadratic formula:
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Solve systems of linear equations up to 6-equations 6-variables:
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