Y add 0.9390000000000001 div x_5 sub mul 0.46 div x_4 sub mul 6.2700000000000005 div x_6 x_7 mul -5.3100000000000005 pow2 add -6.88 mul 1.61 x_1 mul 2.94 div x_2 add mul -0.508 x_1 sub mul 6.57 x_0 mul -90.5 x_3