What could be a first step to solving the equation 3x+-0.5(x+3)+4=14

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

Given δjkl : δxyz, find x. a)10 b)12 c)16 d)20