\[8b^{2}x^{2} - 5x^{3} + 3x - 17x^{2}b^{2} + 5 - 10x + \ *\ =\]
\[= - 5x^{3} - 9x^{2}b^{2} - 7x + 5 + \ *;\]
\[*\ = 9x^{2}b^{2}:\]
\[- 5x^{3} - 9x^{2}b^{2} - 7x + 5 + 9x^{2}b^{2} =\]
\[= - 5x^{3} - 7x + 5.\]