Three of 25 students in an art class are left-handed. in another words, 12% of the students in the class are left handed what does number 3 represent​

Which values for a and b will create infinitely many solutions for this system of equations? ax-y=8 2x+y=b

What expression is equivalent to 42x-56y

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?