Topic 4 Review: Generate Equivalent Expressions

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What is an equivalent expression?

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An equivalent expression is an expression that has the same value as another expression for all values of the variable(s) involved.

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What is the cost expression for buying p pounds of potatoes at $0.32 per pound and n pounds of onions at $0.48 per pound?

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How do you calculate profit from selling scarves if you charge $12 per scarf and pay a $25 booth fee?

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What does the term 'variable' mean in algebra?

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A variable is a symbol, often a letter, that represents a number in mathematical expressions or equations.

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What is the distributive property?

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What is the purpose of simplifying expressions?

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Simplifying expressions makes them easier to work with and understand, allowing for quicker calculations.

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What is a constant in an expression?

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A constant is a fixed value that does not change, such as numbers like 5, -3, or 0.

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How do you combine like terms in an expression?

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You combine like terms by adding or subtracting the coefficients of terms that have the same variable raised to the same power.

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What is the difference between an expression and an equation?

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An expression is a combination of numbers, variables, and operations without an equality sign, while an equation states that two expressions are equal.