Solving Equations Flashcard

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What is an inequality?

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An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, greater than or equal to, or less than or equal to the other.

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What does it mean to solve an inequality?

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To solve an inequality means to find all values of the variable that make the inequality true.

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What is the solution to the inequality @@-2x + 5 geq 1@@?

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What is a system of equations?

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A system of equations is a set of two or more equations with the same variables.

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How do you solve a system of equations?

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You can solve a system of equations using methods such as substitution, elimination, or graphing.

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What is an ordered pair?

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An ordered pair is a pair of numbers used to represent a point in a coordinate system, typically written as (x, y).

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What does it mean to create an equation from a word problem?

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Creating an equation from a word problem involves translating the words into a mathematical expression that represents the situation described.

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What is the equation for 'Twice a number decreased by 4 is equal to 10'?

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What does it mean if an equation has no solution?

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An equation has no solution if there are no values for the variable that can satisfy the equation.