Respuesta :

Given data:

The given slope of the line is m=-1/2

The given point is (a,b)=(4,0).

The expression for the equation of the line is,

y-b=m(x-a)

Substitute the given values in the above expression.

y-0=(-1/2)(x-4)

y=(-1/2)x+2

Thus, the first option is correct.

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