Y add -2.58 sub mul 86.30000000000001 pow3 add 0.08 mul 0.841 x_3 sub mul -0.629 x_4 add mul -6.1000000000000005 mul add mul -0.643 x_0 mul -12.4 x_1 div x_4 pow2 add -33.800000000000004 mul 0.396 x_2 mul -90.80000000000001 x_4