Adam is three years older than Joe. After three years, Adam's age will be four years less than two times Joe's age. Considering Adam's present age as x years and Joe's present age as y years, write a pair of linear equations to model the above situation.

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?