Writing Algebraic Expressions, Equations, and Exponents

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What is an algebraic expression?

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An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols (like +, -, *, /) but does not have an equal 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 numbers and performing the operations.

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What is a variable in algebra?

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A variable is a symbol (often a letter) that represents an unknown value in an expression or equation.

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What is an equation?

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An equation is a mathematical statement that asserts the equality of two expressions, typically containing an equal sign (=).

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What does it mean to solve an equation?

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To solve an equation means to find the value(s) of the variable(s) that make the equation true.

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What is an exponent?

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An exponent is a number that shows how many times a base is multiplied by itself.

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What is the base in an exponential expression?

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The base is the number that is being multiplied in an exponential expression.

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What is nine cubed in exponential form?

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9^3 (which means 9 x 9 x 9).

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How would you express 'six to the seventh power' in exponential form?

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6^7.

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What does '78 less than Franklin's test score' mean in algebraic terms?

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It can be expressed as F - 78, where F represents Franklin's test score.