The expression 9a + 6s is the cost for a adults and s students to see a musical performance. find the total cost for three adults and five students.

Consider the function f(x)=-5x+3 what is f(-2)

What are the solutions of the equation? 16x^2 + 24x + 5 = 5 a. 1/4, 5/4 b. -1/4, -5/4 c. -1/4, 5/4 d. 1/4 , -5/4

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?