Simplify and Evaluate Algebraic Expressions

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What is an algebraic expression?

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Front

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 given numbers.

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1

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-20

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36

Front

Write an algebraic expression for the sum of fifty-two and a number n.

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52 + n

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21 dollars per hour.

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What is a variable in algebra?

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What is a coefficient in an algebraic expression?

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Front

What is the difference between an expression and an equation?

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