write an expression using letters and/or numbers for each problem below

1. d squared
2. A number x increased by 6 and then the sum is doubled
3.the total of h and b split in to 5 equal groups
4.jazmin has increased her $45 by m dollars and then spends a third of the entire amount
5.bill has d more than 3 times the number of baseball cards as frank. frank has f baseball cards