Write the sentence as an equation then solve ; 5 less than one half of a number n is 21

Which statement best describes a square? a. a special rectangle that has four right angles b. a special trapezoid that has four sides of equal length c. a special rectangle that has four sides of equal length d. a special trapezoid that has four right angles

What is a rational number between 9.5 and 9.7

Empty box + box + empty box fill in the box is equal to 30 how