Given: f (x) = 2x2 + x - 3 and g(x) = x - 1 Express f(x) + f(g) – (f(x) + g(x)] as a polynomial in standard form

One side of a rectangle is 7 centimeters shorter than six times the other side. find the length of the longer side if we also know that the perimeter of the rectangle is 266 centimeters.