When you have a positive number subtracted by a grater negative number would the outcome be negative because the negative number is grater?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?