Writing Algebraic Expressions

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What is an algebraic expression?

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What does the variable 's' represent in an expression?

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In an expression, 's' is a variable that can represent any number. It is often used to denote a quantity that can change.

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How do you represent the total number of items bought by multiple people?

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What is the expression for subtracting a number from 10?

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How do you express 'five times a number x increased by 9'?

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If m represents money, how do you express spending $28?

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How do you express that Keith earned fewer extra credit points than Kam, who earned 22 points?

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Front

What is the difference between an equation and an expression?

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

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What does it mean to evaluate an expression?

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To evaluate an expression means to calculate its value by substituting the variables with specific numbers.

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What is a coefficient in an algebraic expression?

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