$\"\"$ $\"\"$

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The equation is $\"\"$ .

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$\"\"$ (Divide each side by -7)

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$\"\"$ ( cancel common terms)

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$\"\"$ (divide: $\"\"$ ) $\"\"$

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Check:

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To check, substitute $\"\"$ in $\"\"$

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$\"\"$

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$\"\"$ (Multipliy: $\"\"$ ) \ \ $\"\"$

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The solution is $\"\"$ .

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