Y add 73.8 add add mul 5.3100000000000005 x_7 sub mul -0.089 mul pow2 add -0.231 mul 1.1300000000000001 x_6 x_3 mul -6.0600000000000005 x_1 sub mul -0.303 pow2 add -0.994 mul -0.081 x_5 mul 0.022 inv sub mul -0.8190000000000001 x_4 sub mul 4.96 x_2 mul 88.10000000000001 x_0