Factor completely x3 + 5x2 − 3x − 15.

(x − 5)(x2 − 3)
(x + 5)(x2 + 3)
(x − 5)(x2 + 3)
(x + 5)(x2 − 3)

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?