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{root[2][0.0133333/7]}
f-3.25*u+0.75*v-(2*e);f+0.75*u-(2.25*v)-(2*e);2.5*f+1.5*u+0.5*v
300;272
340;68
2;3;5;6;7;5
| 2(4a-3)=42 | | 8(3x+2)=4x-14 | | =(2x+3)(8+11x) | | (10-x)+x*3=18 | | 30x^3-42x^2=-20x^3+28x^2 | | 12x-8=-2x | | 5-3(1-x)(3x-1)=9(1+x^2) | | k=2m | | 3x+21-18x-2= | | n^2-3n-50=0 | | x*3=18-(10-x) | | -t/4.5=2.4 | | 10m-k=4 | | 4x+8+10=16 | | 3a+8=2+7a | | 10x^2+x-9=0 | | 1-1.5z-1.5z^2+z^3=0 | | 2a+2b=88 | | 11x^2-31-6=0 | | 3x-4=2(x+1) | | 0.03=x*0.5/2.65 | | 7x=3x+100 | | r=pl/a | | 7x+2-5x^2=-23+7x-x^2 | | 5x+8-2(2x+3)=6 | | Xb-Xb/10=x*2.5 | | -2x-3/5x=-11/20 | | 2x+57=8x-9 | | a+3b=132 | | c^2+c-4=0 | | 3t+7=-2 | | (x-5)110+(1-2x)15=(3-x)14 |