Hi! if anyone knows how to do 2 step equations keep reading. i really need on these math problems. comment if you can! 1. 5x + 3 = 7 2. 5.7 + 0.3y = 6.9 3. 4.2 + 2.5a =9.2 you!

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

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

Explain what h(10) means in the context of the real-world scenario, and how to find its value.