\"\"

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The replacement set is z=\"\"

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Replace z in the equation with each value in the replacement set and check

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whether the equation is true or not.

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\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \
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z

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      \"\" \ \

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       True or   False

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\

10

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\"\" \ \

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False

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12

\ 		\

\"\" \ \

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True

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14

\ 		\

\"\" \ \

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False

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16

\ 		\

\"\"

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False

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18

\ 		\

\"\"

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False

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Since z=12 makes the equation true, the solution of  \"\" is 12.

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\"\"

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The solution set is \"\"

\