Abiologist predicts that the height of a certain tree will increase exponentially with time, tripling every 60 years. the tree is now 5 meters tall. according to the biologist’s prediction, in how many years would the tree become 45 meters tall? a120,b180c540d800

What is r i 4.5+10r=-6.5 with work pls

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters

Graph the following system of linear inequalities. identify at least two points in the solution: y < 5 - 2x | x + 5y > -7