$\"\"$

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(a)

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The equation is $\"\"$ .

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$\"\"$ (Write original equation)

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$\"\"$ (Substitute $\"\"$ )

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

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

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

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The above statement is false.

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The value of $\"\"$ is not a solution of the equation $\"\"$ .

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$\"\"$

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(b)

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The equation is $\"\"$ .

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$\"\"$ (Write original equation)

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$\"\"$ (Substitute $\"\"$ )

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$\"\"$ (Apply zero productive property: $\"\"$ )

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$\"\"$ (Apply additive identity property: $\"\"$ )

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The above statement is false.

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The value of $\"\"$ is not a solution of the equation $\"\"$ .

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$\"\"$

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(c)

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The equation is $\"\"$ .

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$\"\"$ (Write original equation)

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$\"\"$ (Substitute $\"\"$ )

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

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

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The above statement is false.

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The value of $\"\"$ is not a solution of the equation $\"\"$ .

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$\"\"$

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(d)

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The equation is $\"\"$ .

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$\"\"$ (Write original equation)

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$\"\"$ (Substitute $\"\"$ )

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

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

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The above statement is true.

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The value of $\"\"$ is a solution of the equation $\"\"$ .

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$\"\"$

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(a) The value of $\"\"$ is not a solution of the equation $\"\"$ .

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(b) The value of $\"\"$ is not a solution of the equation $\"\"$ .

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(c) The value of $\"\"$ is not a solution of the equation $\"\"$ .

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(d) The value of $\"\"$ is a solution of the equation $\"\"$ .