SOLUTION: A jar of nickels and dimes contains $3.30. There are 27 more nickels than dimes. How many of each are there?

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Question 39948This question is from textbook alegbra 1
: A jar of nickels and dimes contains $3.30. There are 27 more nickels than dimes. How many of each are there? This question is from textbook alegbra 1

Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
n = number of nickels
d = number of dimes
COMBINE THE EQUATIONS:
n+-+d+=+27
+
-1n+-+2d+=+-66
=
-3d+=+-39
d+=+13
PLUG IN:
n+-+d+=+27
n+-+13+=+27
n+=+40