Choose all the solutions for the inequality x < -5?
Please help.

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

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?