Which system of equations shows a solution of (–3.5, 4)? On a coordinate plane, 2 lines intersect at (negative 3.5, 4).

On a coordinate plane, 2 lines intersect at (negative 3.5, negative 4).

On a coordinate plane, 2 lines intersect at (3.5, negative 4).

On a coordinate plane, 2 lines intersect at (3.5, 4).

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.

Solve 4 ln x=2ln25 a) x=5 b) x=25 c) x=625

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?