contestada

Ajar contains nickels and dimes. There is a
total of 200 coins in the jar and their value is
$14.55. How many dimes are in the jar?

Respuesta :

Answer:

There are 91 dimes in the jar.

Step-by-step explanation:

5n+10d= 1455

n+d = 200

n=200-d

5(200-d) + 10d=1455

1000-5d+10d=1455

1000+5d=1455

5d=455

d=91

91 dimes
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