Tim has m dollars . rebecca has $6 dollars less than 1 over 10 times the number of dollars that tim has which expression represents the total amount of money if tim has $70 how much do rebecca ans tim have altogether?

What is the sum of these mixed numbers 2 1/8 + 4 3/8

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

Which of the following represents the length of a diagonal of this trapezoid?