Question 927478
x = nickels
y = dimes
z = quarters
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5x + 10y + 25z = 815
y = x + 8
z = x + 7
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put the system of linear equations into standard form
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5x + 10y + 25z = 815
x - y = -8
x - z = -7
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copy and paste the above standard form linear equations in to this solver:
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solution:
x = nickels = 14
y = dimes = 22
z = quarters = 21
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