Which street is perpendicular to 2nd Avenue and I also need to know what the slop would be of the new road be perpendicular to D street

Factor the expression. 4d + 12 __ (d +

Fast phone couldn’t copy and paste so i decided to right it down

Colby and jaquan are growing bacteria in an experiment in a laboratory. colby starts with 50 bacteria in his culture and the number of bacteria doubles every 2 hours. jaquan starts with 80 of a different type of bacteria that doubles every 3 hours. let x equal number of days. colbys experiment follows the model: a.) y=50*2^x b.) y=50*2^8x c.) y=50*2^12x jaquans experiment follows the model: a.)80*2^x b.)80*2^8x c.)80*2^12x