Simplify -2(v+5) +5(4v-2)

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c

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

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply