+0  
 
0
35
1
avatar

Ashley has $0.90 in nickels and dimes. The number of dimes is 1 less than twice the number of nickels. Find the number of nickels.

 Oct 7, 2020
 #1
avatar+27774 
+1

n = # nickels

d = dimes = 2n-1

 

5 n   + 10 (2n-1) = 90

25n -10 = 90

25n = 100

n = 4              d = 2n-1 = 7

 Oct 7, 2020

27 Online Users

avatar