A variable is usually assumed to represent an unknown quantity. You don't need to "do" anything special to your variable.
Equations are used to find the solution to the unknown variable.
A variable is assigned to represent an unknown quantity.
a variable
The independent variable is the variable that is unknown until the experiment is performed. This is the variable that is manipulated by the researcher to observe its effect on the dependent variable.
A responding variable
A variable is usually assumed to represent an unknown quantity. You don't need to "do" anything special to your variable.
A variable is usually assumed to represent an unknown quantity. You don't need to "do" anything special to your variable.
it is an unknown number so by placing a variable there you can remember it is unknown
True
mathematicschoosing a variable to represent an unknown quantity
It is the coefficient of the unknown variable.