Simplify each expression. If an expression cannot be...

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Key Concepts

Combining Like Terms

Combining like terms is the process of adding or subtracting coefficients of terms in an expression that have the same variable factors with the same exponents. This technique simplifies expressions by reducing them to a form with fewer terms, making it easier to perform further operations or solve equations.

Polynomial Expressions

A polynomial expression is an algebraic expression composed of variables and coefficients, involving operations of addition, subtraction, and multiplication, where the exponents of the variables are nonnegative integers. Simplification of polynomial expressions involves arranging the terms in a standard order and combining like terms to produce a simplified result.

Arithmetic of Decimal Coefficients

When working with decimal coefficients, the same addition and subtraction rules apply as with whole numbers. Handling decimals in an expression requires careful arithmetic to ensure correct combination of coefficients, which is essential for accurate simplification.

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