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1*x^4+3*x^3+6*x^2+0*x+0 = 0
19;100;18;10;2;2
13;20;14;15;1;1
7;15;2;10;3;2
4;10;1;4;1;0
| 2+(x-6)+1=2x-5 | | 5(x-1)+3x+2=x-4(2x-3) | | 4+log^4(-5x)=6 | | 300e^2x=1200 | | (n-2)180=170n | | (x-11)2+(y+6)2=81 | | 20x^2-33x-36=0 | | 3(x+3)+3=2(x+8)+6 | | x^4+2x^2+6=0 | | 3x+13=-83-9 | | F=1/6 | | (-9x-8)-(-6x-7)= | | 15x^2-24=0 | | 160=[(n-2)180]/n | | 5u^2+2=-11u | | T(n)=n-4 | | 4(2c+8)=5c+20 | | p^2-p-27=-7 | | 12x+12y=1428 | | 14x-4=0 | | -48=x+48 | | 8(1-9y)=5(19-3y) | | 5x-5+4x+15+8x-10=360 | | 32x+7y=347 | | 3.2/2.4=6/x | | j(j+7)=0 | | -2(6x-12)=-48 | | 15=t+12 | | 37.5=5 | | 7x^2+7x-25=-1+6x^2 | | 100=10(logx+12) | | -4x+11=15 |