Y add -0.6 mul sub add mul -0.21 mul add mul 0.754 x_1 mul 7.8100000000000005 x_2 x_3 add mul -4.48 pow3 add 81.9 mul -0.804 div x_4 inv add -4.5200000000000005 mul -0.37 mul x_3 x_2 mul 11.3 x_0 mul -93.10000000000001 x_4 x_0