Solve each equation. If necessary, round answers to the...

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Key Concepts

Rounding

Rounding is the process of adjusting a numerical value to a desired level of precision, such as to the nearest hundredth. This concept is important when a problem specifies a particular degree of accuracy in the final answer.

Solving Linear Equations

Solving linear equations requires isolating the variable on one side of the equation through operations such as addition, subtraction, multiplication, or division. This process is foundational in algebra and leads to finding the exact value of the variable that satisfies the equation.

Combining Like Terms

Combining like terms involves merging terms that have the same variable parts and exponents. This simplifies the equation by reducing the number of terms, making it easier to isolate the unknown variable when solving the equation.

Distributive Property

The distributive property is used to multiply a single term by each term within parentheses, eliminating the parentheses and simplifying the expression. This step is essential in solving equations as it helps to clearly identify all the terms that need to be combined or moved.

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