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

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Given equation is $\"\"$ . \ \

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$\"\"$ (Subtract 2x from each side)

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$\"\"$ (Commutative property: a+b=b+a)

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$\"\"$ (Additive inverse property: $\"\"$ )

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$\"\"$

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$\"\"$

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$\"\"$ (Add 19 to each side)

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$\"\"$ (Additive inverse property: $\"\"$ )

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$\"\"$ (Add: $\"\"$ )

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$\"\"$

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$\"\"$ (Subtract: $\"\"$ ) \ \

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$\"\"$ (Multiply each side by 2) \ \

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$\"\"$ (Cancel common terms) \ \

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$\"\"$ (Multiply: $\"\"$ )

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$\"\"$

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$\"\"$ (Divide each side by 3)

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$\"\"$ (Cancel common terms)

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$\"\"$ (Divide: $\"\"$ )

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The value of $\"\"$ . $\"\"$

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The option H is correct. \ \