7 plus the sum of a number x and 5 expression for the phrase: 7+x+5

simplified expression;

Alex's monthly take home pay is $2,500. what is the maximum bad debt payment he can maintain without being in credit overload?

As a salesperson you get $50/day and $3.60/each sales you make. if you want to make $60 in one day, how many sales would you need need to make ? a 3b 4c 5d 6 show work.

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?