Question

Using properties of proportion, find the value of 'x': (6x² + 3x − 5)/(3x − 5) = (9x² + 2x + 5)/(2x + 5); x ≠ 0

If \frac{4x^2 + 3y^2}{4x^2 - 3y^2} = \frac{13}{11}, where x and y are positive, find x : y.