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x in (-oo:+oo)
P/10 = s // - s
P/10-s = 0
1/10*P-s = 0
x należy do R
x in (-oo:+oo)
| P/20=s | | -2=2w+10 | | x+4y= 26 | | 4y+4=3x+5 | | 3x+9+5x=6x+7+3x | | 3n^2-2=25 | | 8a-16=-40 | | 0=24-36x+12x^2-x^3 | | 2d+36=-36-54 | | -81-9u=-18 | | 0=24-36x+12x^2+x^3 | | 12x-15=3x+30 | | .25xc=12 | | 6y-9=2y+15 | | 5x+4+7=4x+7+5 | | 4y=10x+32 | | 5x^3+70x^2+240x= | | 3s+2t=16 | | 4=-6v+4(v+3) | | 5y-3x=34 | | 6.98x+69.8=139.6 | | 4e^3x-7=19 | | 4c-6=6 | | 4x+2(3x-5)=12x-3 | | x^2+y^2+4*y-5=0 | | 3/(7x)-5/x=3 | | -2=3+5(m-3) | | 6-3x=x+1 | | 2+3(x-5)=-18 | | -3k+10=2(1-3k)+2 | | 4-2(3x-3)=10+(5-4x) | | 7x^2+16x-3=0 |