The warehouse has shelf that can hold 8 12 or 16 skateboards each shelf has sections holding the number of skateboards what is the greatest number of skateboards can be put on put in a section

Leo has b boxes of pencils. each box contains 6 pencils. he has a total of 42 pencils. the equation that represents this situation the value of b that makes the equation true the first one is b+6=42,6b=42,b=42+6,or 42b=6 the second one are 7,836 48

Can someone me i’m confused. will give brainliest and a whole bunch of points

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?