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8;21;6;7;0;0
82*x-(5.83*y)+1045.61;2.33*y-5.83*x-82.83
log(1/2)(x-4)+1 < log(1/2)(x-6)
1800-(30*x)
5;6;3;4;1;0
| -9(y-7)=-8y-6 | | 2m+5=5(m-7)-2m | | -2x+8-2=12 | | 10a-3=47 | | 2x(x-1)=-14 | | 4y=-5x-4 | | -4x+11=1+x-7x | | 3(7x+8)=171 | | 6x^2+73+12=0 | | 2x+4(x-2)+5=-39 | | (w*4)+[(1-w)*11]=7.25 | | Y=3.5+0.75x | | 3z-20=5z+18 | | 11=5-3y | | 18d-12=15d+3 | | 4x+2.5y=305 | | 6(k-7)+73=6(k+5) | | 8(5)(x+3)=360 | | ((X^2)/(x^2-25)/(x^3)/(5x-x)) | | (y+3)+y=9 | | 59=50+x | | 4y=3x+14 | | (11x+9y)(11x-9y)=0 | | 5x-9+9x-4=113 | | x^4-2x-10=0 | | 2x+3+5x+15=180 | | (2x+3)=(5x+15) | | (4a+9)= | | -6=(3x-12) | | 9y-12=18+7y | | -114=6(5-6x) | | Xzy=xzt |