If x = 2, y = 2 is a solution of the equation 4x+5y = k, then the value of k is ________.

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Solution

The correct option is D 18
If the point (2, 2) is a solution for the given linear equation, then it will satisfy the equation.
Putting the value of x and y in the equation we get:
$\Rightarrow 4 (2) + 5 (2) = k$
$\Rightarrow k = 18$
Thus, the value of k is 18.

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