Cual es el mínimo denominador de 3/10, 1/2 y 4/5

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?

Solve the following: 12(x^2–x–1)+13(x^2–x–1)=25(x^2–x–1) 364x–64x=300x

Write a function rule for  “the output is  5 less than the input.” let  xx  be the input and let  yy  be the output.