Solve this equation 2b + 8 - 5b + 3 = 13 + 8b - 5

How do i get my dad to stop making me gargle his pickle i want my mom to gargle my pickle not my dads

Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?