Y add -9.9 mul sub mul 0.443 pow2 add mul -0.219 pow2 add 45.300000000000004 mul 76.9 x_0 mul 23.0 x_0 mul -19.700000000000003 mul x_0 pow2 add 4.92 mul 0.28600000000000003 x_0 inv add 0.16 mul 0.354 x_0