Line segment AB has endpoints at A (-4,4) and (8,8). Find and plot its image after a dilation with a center at the origin and a scale factor of 1/2. Give the coordinates of A' and B' below.

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?