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

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The equation is $\"\"$

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$\"\"$ (Product of two same signs is positive) $\"\"$

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According to subtraction property of equality: Subtract 5.6 from each side.

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$\"\"$

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

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

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

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Check:

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To check the solution, substitute $\"\"$ in original equation.

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$\"\"$

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$\"\"$ (Product of two same signs is positive)

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

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$\"\"$

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The value of $\"\"$ .