What is the slope of the line that includes points (15,-3) and (16,1)

Use the x-intercept method to find all real solutions of the equation.x^3-10x^2+27x-18=0

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?

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11