Summary inequalities
1. Greater than is `>`
2. Less than is `<`
3. Greater than or equal to is `>=`
4. Less than or equal to is `<=`
5. What you do to one side you must do to the other
6. What you do to one side you must do to all 3 sides
7. If you divide by a negative FLIP the inequality sign both for two part and three part inequalities
8. You cannot divide by a variable you do not know
9. If your variable `x` is on the right and you want it on the left then flip the inequality.
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![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-anti-log-table-1.b0b0513.jpg)
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