How do you translate "twice a number x" into a mathematical expression?
1 Answer
Jun 25, 2016
Explanation:
"Twice' simply means "multiply by 2".
In algebra we usually do not know the values of the numbers we are working with, we just call them variables and use letters to represent them.
IN this case the number we are talking about is
In the same way as twice 3 is written as
T
"Twice