What is the ratio 9 to 81

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

Will give brainliest immeadeately true or false: the origin woud be included in the solution set for the inequality: y< 2x-5