SOLUTION: The number of nickels in $3 plus the number of dimes in $6 is half the number of quarters in (?)

Question 822355: The number of nickels in $3 plus the number of dimes in $6 is half the number of quarters in (?)
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
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x = 300/5
y = 600/10
x + y = (z/25)/2
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put the system of linear equations into standard form
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x = 60
y = 60
x + y - (1/50)z = 0
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x = 60
y = 60
x + y - 0.02z = 0
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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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answer:
x= nickels = 60
y= dimes = 60
z= quarters = 6000
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Solve systems of linear equations up to 6-equations 6-variables:
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