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21;24;31;8;4;3
2.6/13 = 8/h
(4/5)*(-25/3) = 0
(x^2-(2*x)+1)/(x^2+x+1)
13;14;12;7;10;2
| 2x-2=4x-12 | | 2.6/13=8/h | | a^2-6ab+8b^2=0 | | (y-6)-(y+4)=7y | | 10*cos(8x)=-5 | | 5+4x=5(x+5)+3 | | 24(1)-8(9)=-48 | | x-4-3x=-2x+3 | | (4/5)*(-25/3) | | 4(8+2x)=4x+8 | | 36(1)-6(9)=-36 | | 24(1)-8y=-48 | | X-74=106 | | 3(4+c)=30+x | | 3(4+x)=30+d | | tanx*sinx=3cosx+2 | | 3x-141=285 | | ln(xy)+x=4 | | x^2-112=32 | | -.3d+(-2.8)=-4 | | -10+7+(-1)= | | 7-85/12 | | 2x+3+100=180 | | 2x+103=180 | | 3(3+b)=5(7b+1) | | 8x-5=260 | | you+farted= | | 3(4x)=x+28 | | b^2-16b-8=0 | | 5(7b+1)=3b(3) | | (-7R)(-4R)= | | h(x)=x+9 |