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

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The given equation is $\"\"$ .

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Distribute terms using distributive property: a (b + c) = ab + ac.

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$\"\"$

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$\"\"$

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Distribute terms using distributive property: a (b $\"\"$ c) = ab $\"\"$ ac.

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$\"\"$

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$\"\"$

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Product of two different sings negative.

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$\"\"$

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

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Combine like terms using distributive property: ab + ac = a (b + c).

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$\"\"$

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$\"\"$

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Apply subtraction property of equality: If a = b then a $\"\"$ c = b $\"\"$ c.

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Subtract $\"\"$ from each side.

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$\"\"$

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$\"\"$

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Combine like terms using distributive property: ab $\"\"$ ac = a (b $\"\"$ c).

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$\"\"$

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$\"\"$

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$\"\"$

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Subtract 25 from each side.

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$\"\"$

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$\"\"$

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$\"\"$

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Apply division property of equality: If a = b then $\"\"$ .

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Divide each side by 5.

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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The value of $\"\"$ .