Ms. Jones has 53 coins. They are all nickels and dimes. The total value of the coins is $4.00. How many nickels does she have?
+237 2 equations:
(1) n+d=53
(2) 0.05n+0.1d = 4
(2) * 100 = 5n+10d = 400
(1) * 10 = 10n + 10d = 530
(1)-(2) = 5n=130 n=26
26 Nickels
+36916 Very similar....see if you can apply the method to this problem....
https://web2.0calc.com/questions/matthew-has-a-jar-of-368-nickels-and-dimes-he-has#r1
