Point B has coordinates ​(4​,2​). The​ x-coordinate of point A is -2. The distance between point A and point B is 10 units. What are the possible coordinates of point​ A?

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

Which of these choices show a pair of equivalent expressions?

Which of the following is an equation of a line parallel to the equation y=4x+1?