Question

Identify the variable in the expression 5a-2

Answer 1

In 5a - 2, a is the variable. 5 is the cofficient of the variable a.

Answer 2

5a-2
In order to identify the variable, we need to set the equation equal to zero.
5a-2=0
And then, we solve for the variable.
5a-2=0
5a=2
a=2/5
The variable a is equal to 2/5