Basic Algebra

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What is the value of X in the equation X + 3 = 7?
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X = 4
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Simplify the expression: 3X + 4X.
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7X
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What is the first step to solve the equation 2(X - 3) = 8?
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Distribute the 2 to both X and -3, making it 2X - 6 = 8.
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If 5Y = 20, what is the value of Y?
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Y = 4
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Solve for Z: 7Z = 49.
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Z = 7
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What do you call an equation that contains a variable?
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An algebraic equation.
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What is the inverse operation of addition?
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Subtraction.
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In the equation X/5 = 3, what is X?
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X = 15
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What do you do first when solving the equation X - 4 = 10?
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Add 4 to both sides to isolate X.
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What is the solution to the equation X + X = 10?
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X = 5
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What do we call numbers that are added together?
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Addends.
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Solve the equation: 4X = 24.
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X = 6
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If X - 10 = 2, what is X?
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X = 12
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What is the term for a number that stands alone in an equation?
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A constant.
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In algebra, what is a letter used to represent a number called?
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A variable.
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