Y add 0.8160000000000001 mul add mul -0.523 x_8 mul -2.3000000000000003 mul x_5 x_6 add sub mul 26.400000000000002 inv add -1.8800000000000001 mul -67.2 x_4 mul -69.8 x_1 mul 0.558 mul x_7 pow2 sub mul -8.1 x_2 add mul 28.700000000000003 x_3 mul -66.2 x_0