Math 8- Review Due 1/6/25

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Back

Clear the fractions by multiplying through by 5.

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Back

g = -4.

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It means that there are no values of x that can satisfy the equation.

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Cross-multiply the terms.

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y = 6.

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What is a variable in an equation?

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A symbol, often a letter, that represents an unknown value.

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What does it mean to isolate a variable in an equation?

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To manipulate the equation so that the variable is on one side and all other terms are on the other side.

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x = 5.

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What is the definition of a linear equation?

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Front

What does it mean to cross-multiply in a proportion?

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To multiply the numerator of one fraction by the denominator of the other fraction.