What is inequalities
In mathematics, an inequality is a relation that holds between two values when they are different
Solving linear inequalities is very similar to solving linear equations, except for one small but important detail: you flip the inequality sign whenever you multiply or divide the inequality by a negative
Symbols used in inequalities
The symbol < means less than. The symbol > means greater than.
The symbol < with a bar underneath means less than or equal to. Usually this is written as ? The symbol > with a bar underneath means greater than or equal to. Usually this is written as ?
The symbol ? means the quatities on left and right side are not equal