What is the inverse operation of subtract 18? A. subtract 18 B. multiply by 18 C. add 18 D. divide by 18​

At the newest animated movie, for every 9 children, there are 4 adults. there are a total of 39 children and adults at the movie.

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x

The complement of an angle is one-sixth the measure of the supplement of the angle. what is the measure of the complement angle?