SOLUTION: you have a dollar in dimes and nickels. you have twice as many dimes as nickels. what would the associated system look like in an augmented matrix form?

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Question 1065369: you have a dollar in dimes and nickels. you have twice as many dimes as nickels. what would the associated system look like in an augmented matrix form?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Twice as many dimes as nickels,
D=2N
A dollar in dimes and nickels,
0.1D%2B0.05N=1
So then,
D-2N=0
0.1D%2B0.5N=1
So the augmented matrix would be,
%28matrix%282%2C3%2C1%2C-2%2C0%2C0.1%2C0.5%2C1%29%29