John is 3 years older than Susan and khalid is 5 years younger than her . The sum of their ages is 40 . Find their ages.
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5x + 2 = 12 solve the following equation. then place the correct number in the box provided.

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.

What is the output, or dependent variable of quantity? 1: x 2: f(x) 3: y