Y add 0.069 mul div mul x_4 mul mul mul x_7 pow3 add mul -0.005 inv add 7.1000000000000005 mul -1.96 x_3 mul 0.278 x_0 x_2 sub mul -86.4 mul x_3 x_1 sub mul 6.12 x_5 mul -0.124 x_6 inv add 0.674 mul 0.28600000000000003 x_6 x_8