The number of pieces of chalk in a classroom deceased by 10 throughout the school year. is this a geometric sequence?

What aspects of lines have to be diffrent

Quick translate "x is 12 units from 20" into an equation. what are the values of x being described? if you can answer any of my other questions that'd be great too

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41