\"\"\"\"\"\"

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The equation is \"\".

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According to addition property of equality: if a = b, then a + c = b + c.

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\"\"     (Add 4.3 to each side)

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

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\"\"                   (Add: 14.5 + 4.3 = 18.8)

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\"\"

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According to subtraction property of equality: if \"\", then \"\".

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\"\"   (Subtract 12.6k from each side)

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

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

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

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\"\"

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According to division property of equality: if \"\", then \"\".

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\"\"                      (Divide each side by negative 9.4)

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\"\"                                  (Cancel common terms)

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

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\"\"

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

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\"\"         (Subtract: \"\")

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\"\"                     (Add: \"\")

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Here the solution is true.

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\"\"

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The value of the expression is \"\".