If a product twice a number decreased by five and five times a number increased by seven is zero; find the numbers.

Find |−5|. a. −5 b. 5 c. one-fifth d. –one-fifth !

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?