3 years ago

Allison has 72 coins in her wallet. Some are dimes and the rest are nickels. The total value is $4.90.

Mathematics

1 answer:

miskamm [114]3 years ago

7 0

Answer:

d + n = 72
10d + 5n = 490

Step-by-step explanation:

Given

Dime = d = 10c,
Nickel = n = 5c
Total coins = d + n = 72
Total value = $4.90 = 490c

Equations

d + n = 72
10d + 5n = 490

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