Afamily of three children and two adults visited a health club. the club charges $y an hour for each child and $x an hour for each adult. if the family does not want to spend more than $30 an hour at the health club, which of the following graphs best models the situation?

The tiles below are pieces of a normal ecg tracing representing a little less than two heartbeats at a resting rate of 80 bpm. arrange the tiles in their correct order. rank from first to last. do not overlap any tiles.

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps