7th Grade Math SC Ready Review

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-8

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Solve for w: 3w - 5w + 6 = 10

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w = -2

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y\ge4

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Solve for x: -9x - 12 = 33

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-5

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What is the definition of a variable in algebra?

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A symbol used to represent an unknown value.

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What is the distributive property?

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a(b + c) = ab + ac.

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What is the definition of an equation?

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A mathematical statement that asserts the equality of two expressions.

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What does it mean to solve an inequality?

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To find all values of the variable that make the inequality true.

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What is the process to isolate a variable in an equation?

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Perform inverse operations to get the variable alone on one side.