Y add 6.75 sub mul -2.94 mul tan add -47.800000000000004 mul -0.987 x_7 mul mul div tan add 46.0 mul -0.167 x_4 x_5 div x_4 add mul 5.6000000000000005 x_2 mul -0.091 x_6 div x_1 inv add -80.5 mul 6.6000000000000005 x_0 mul 6.99 x_3