Which of the following statements about a plane is not true? A plane can be thought of as flat.
The surface of a plane is made up of points.
A plane can be seen.
A plane extends infinitely in all directions.

Really need on these. i have no idea what to do

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

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.