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x in (-oo:+oo)
s = a/1-r // - a/1-r
r-(a/1)+s = 0
r-a+s = 0
r-a+s = 0
x naleu017Cy do R
x in (-oo:+oo)
| 35000-12.5x=0 | | 42/z=3 | | D-c=-1 | | 4g=32 | | -3x-2=-35 | | 2k+3+3+3k=1+7k | | 0.003(X+8)=0.007X-0.012 | | 5t^2+15t+10= | | -3x-1=-2x-1 | | -7(b-3)-5=22-7b | | 1.8c+32=36.5 | | 4+4=x-5 | | 3c+5=7c-7 | | -7rh=98r | | 4/7b=16 | | 12x^3+3x^2+9x=-3 | | 2l+2(70)=750 | | 2x+y-2z=10 | | 3(3-y)+5y=4(2y+1)+6 | | z+13/23=-4/23 | | C-d=1 | | 2h+4-5h=-3h+5 | | 2x+y-2z=1o | | 84x+91=156-98x | | 0=6y-40 | | 2(3e-4)=10 | | x+3.7=6.1 | | 1/2(x+10)=0 | | y-2=4(x-2) | | -12x-17=-9 | | -8=(x+2)/4 | | 25+4(-3y+7)=18y-34 |