Explanation:
We are given an algebraic expression as (2x - 8). We have to write the verbal expression for the above expression. Here, x is a variable, 8 is a constant minus is the algebraic operations. 2 is multiplied by the variable x.
A variable is defined as the number which changes. It stores only an integer.
Addition, subtraction, division etc are algebraic operations.
In the given verbal expression, it can be written as "the eight less than twice a number".
Hence, the correct option is (a) "eight less than twice a number".