Alicia cashed her paycheck and used half her earnings to take three friends to dinner. she spent $42.15 on dinner and she brought home more than $20. write an inequality to represent the situation , using x to represent the amount of alicia's paycheck.

Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative

Cameron indoor stadium at duke university is one of the most revered sites in all of college basketball, as well as in all of sports period. duke’s men’s and women’s basketball programs have attained quite a few wins in the building over the last seventy years. cameron indoor stadium is capable of seating 9,460 people. for each game, the amount of money that the duke blue devils’ athletic program brings in as revenue is a function of the number of people in attendance. if each ticket costs $45.50, find the domain and range of this function.

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?