If it rained on 3 days out of 20 days on what percent of the days did it rain

Find two rational expressions that have the difference of 2-n/n-4

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.

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?