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856;4
1*x^3+5*x^2-(4*x)-20 = 0;x
x
168;3
0-4*x^3-(21*x^2)-(20*x) = 0;x
x
2749;970
| 21x+x^2=100 | | X+95+4x=180 | | 5m+4-8m=6(m+1)-9m | | 40=140-x | | X^2-5=-10 | | 40=140-x/2 | | 3(w-4)-6w= | | y=3.2x+13 | | 2-y+0.60y=0.75x | | 2-y+0.60y=0.75*2 | | 4[x-8]=3x-41 | | 3a-5b+7a-2a= | | 0.11x+1.63=0.07x+1.39 | | 3x+7=11-5x | | 0.3x-0.5(x-1)=-0.7 | | y-1y= | | 4x-11=3.2x+13 | | -5p+7=17 | | x/15=28/60 | | t-3/3=2 | | 19y=18(y+7) | | 3x-8-5x=-2 | | 25000x^8=73000 | | 9=3(t+1) | | -x=0.35 | | 4/18•3/8 | | -7=6+y | | 10n+20=25 | | 15-(x+4)=-2(x-2) | | y-17=1 | | f/3--7=10 | | 7x+150=360 |