CHALLENGE ACTIVITY

$6\mathrm{.}1\mathrm{.}4$: Functions with parameters and return values.

$553262\mathrm{.}4194510.$qx$3$zqy$7$

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Define a function calculate$\_$result$()$ that has two parameters and returns the result of subtracting the product of $2$ and the second parameter from the first parameter.

Ex: If the input is:

$4$

$8$

then the output is:

$-12$