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x^4-(2*x^3)-(11*x^2)+12*x = 0;x
x
80000;75
3;4;1;4;1;1
1*x^3-(7*x^2)+8*x+16 = 0;x
x
57;3
| 9+3v=3+4v | | 8a-3=109 | | 19=2(v-3)+3u | | 4-3y=-5 | | 2x-8=8x+28 | | 8x+28=2x-8 | | (r-8)(3r+9)=0 | | 120+67+a+b=360 | | 3/7*d=5/14 | | X+61+x+51+80+90=180 | | X+52+67+x+75+90=180 | | -3y+9=15-6y | | 5j-143=3 | | 2x+2x+94+78=360 | | 0=(x^2+9x+18) | | 23.7=9c | | X+52+75+67+x+90=180 | | 9x+2y=0.5z | | 5(n-2)=16 | | 5x-16=-3x-72 | | -11n=30 | | 3a+5=-10-2a | | 7r-12=8 | | 7n^2+35n=0 | | 3x-10y=-270 | | P-11-8=2/3p | | x+2x+2y=112 | | 6x+2+x=-22 | | -17=2c-7-6c | | 2x+(3x+7)=(4x+3)+(x+4) | | x+2x+y=112 | | 25c+3+4c+c= |