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# Simplifying Expressions Calculator

#### Input Error

• An unexpected error occured while attempting to parse your expression. This error has been logged, and an administrator will look into the problem.
 Expression:
Hint: Use the Equation Calculator for equations (containing = signs).

### Quick-Start Guide

When you enter an expression into the calculator, the calculator will simplify the expression by expanding multiplication and combining like terms. Additional capabilities including factoring will be added with future updates. Use the following rules to enter expressions into the calculator.

#### Variables

Any lowercase letter may be used as a variable.

#### Exponents

Exponents are supported on variables using the ^ (caret) symbol. For example, to express x2, enter x^2. Note: exponents must be positive integers, no negatives, decimals, or variables. Exponents may not currently be placed on numbers, brackets, or parentheses.

#### Parentheses and Brackets

Parentheses ( ) and brackets [ ] may be used to group terms as in a standard expression.