6.7 write the number in two forms

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

What is the solution to the division problem below x3+x2-11x+4/x+4

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.