An inequality
A counter example is a statement that shows conjecture is false.
A map is a flat drawing that shows all or parts of earth surface.
It's a counterexample.
A line
It is called a proportion.
inequality
An 'equation'.
if it has an equal sign then it is an equation
An equation.
An equation
equation
An equation.
it is called an inequality
An 'inequality'.
It is any equation which is not an identity.
expression
An equation.