Asked by Benjamin
Militsa has 4 times as many nickels as dimes. Their total value is $8.10. How many of each coin does she have
Answers
Answered by
drwls
Let N be the number of nickels and D be the number of dimes. Here is what you know:
N = 4D
10D + 5N = 810
-----------------
Now substitute 4D for N
10D + 20D = 810
30D = 810
You take it from there
N = 4D
10D + 5N = 810
-----------------
Now substitute 4D for N
10D + 20D = 810
30D = 810
You take it from there
Answered by
bob sanhowyour
30D=810 check
=D=810/30 108*.05+27*.1=8.1
=D=27 5.4+2.7=8.1
8.1=8.1
x=y*4
x=27*4
x=108
y=27
=D=810/30 108*.05+27*.1=8.1
=D=27 5.4+2.7=8.1
8.1=8.1
x=y*4
x=27*4
x=108
y=27
Answered by
mae
85
Answered by
mae
jk idk how
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