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Consider the line y = -3/-2 x +6. find the equation of the line that is perpendicular to this line and passes through the point (-9,-3). find the equation of the line that is parallel to this line and passes through the point (-9,-3).

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

What expression is equivalent to 42x-56y