What one is it
what one of the four is the answer

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

Amovie streaming service charges it’s customers $15 a month. martina has $98 saved up. will she have any money left over if she pays for the maximum amount of months she can afford? explain.