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Match the equivalent expressions. x - 3y + 12 12 - 3y - 2x + x + 2x 3x + 2y - 2x + y + 12 3y + 12 3x + y - 12 4y + 3y + 3x - 6y - 10 - 2 x + 3y + 2x - 3x + 7 + 5 x + 3y + 12 5 + 2y + 7x - 4x + 3y - 17

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)