Question

Brielle's piggy bank has all nickels and dimes. The total value of the money in her piggy bank is $7.80.

If Brielle has 66 nickels, write and solve a linear equation to find the number of dimes she has. In standard form

Answer 1

She has 156 nickles in $7.80

Explanation:

Thx

Answer 2

66 nickels = 66 x $0.5 = $3.30

$7.80 - $3.30 = $4.50

$4.50 / $0.10 = 45

Brielle has 45 dimes.