In his lifetime, Jermain has visited places that have been as high as 8,750 feet above sea level and as low as -98 feet. Which subtraction expression represents the difference between the elevation of the highest and the lowest places that Jermain has visited?

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

What expression is equivalent to 42x-56y

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?