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7*x*sin(3*x)
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((tan(x))^-1)/2
| 18+3y-2=12y-12-2y | | -20x+4=-15x-1 | | -3(v+5)-v= | | 10y^2+12y=7y | | x^2+-14x-51=0 | | 0.01=0.009x | | 3z=15-30 | | 2a/a-5-3/a | | 0.7(x+60)+0.5x=78 | | 0.01/x=0.009 | | -7-3=10x+3-9x | | 8(x+1)=2(x+6) | | 8v+24= | | -y+102=248 | | -5(n+3)+19=-2n-8 | | 5w-11w=-36 | | 204=52-v | | 224-w=154 | | 4(v+7)+2v=-2 | | 35+5y-13=16y-14-2y | | -9=7(u-6)+4u | | -5x=-2x+5 | | 4(x-1)-11=0 | | -8x+4(x+6)=8 | | -8(u+1)=-80 | | x^2+-14x-2=0 | | 4x-2=-x+9 | | 20=8-3w | | 5x-200=800 | | 9(n/3)=7n-3 | | -3=5v-8 | | -96=-8(u+2) |