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 Everyday Examples
 Less than and Less than or equal to:  Symbols that describe a relationship in which the expression on the left is less than the expression on the right.
You have $10 to spend at Pizza Hut. You order a soda that costs $1.50. How much can you spend on the pizza, incuding tax and tip? In order to solve this, you could set up the inequality $1.50 + x $10. If you solve for x, you will find that x $8.50, which means that you can spend $8.50 or less for the pizza..