Problema Solution
Maria has 12 coins that total 28 cents. What coins does she have.
Answer provided by our tutors
dime = 5 cents
penny = 1 cents
then, 5(4 dimes) + 1(8 pennies) = 28 cents
which is 4+8 = 12
so 4 dimes, 8 pennies
Maria has 12 coins that total 28 cents. What coins does she have.
dime = 5 cents
penny = 1 cents
then, 5(4 dimes) + 1(8 pennies) = 28 cents
which is 4+8 = 12
so 4 dimes, 8 pennies