Simplify this expression

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

Mia’s gross pay is 2953 her deductions total 724.15 what percent if her gross pay is take-home pay

Einstein office equipment has a rental plan for office machines. a fax machine that lists for $722.98 can be rented for 22% of the price annually. the state imposes a usage charge of 3.2%. if stephen hawking travel decides to rent the fax machine, what will its total monthly rental charge be?