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x in (-oo:+oo)
(8*x)/8 = x // - x
(8*x)/8-x = 0
0 = 0
x naleu017Cy do R
x in (-oo:+oo)
| (x/(x+1))-(4/(x-2))=2 | | -0.3x+1.13=-0.1x+0.73 | | R+.07=142 | | 110/240 | | (7-2i)(4-3i)= | | (5v-2)(6v+v)=0 | | 7(x-3)+x(x+4)=5 | | -5b+3(b+2)+4(b+1)=2 | | 60-x=54 | | -[-3(3x-5y)-1]= | | 3a-[3a-3(a)]= | | 12p-6(3p+4)-(4-p)= | | 6.25*-2.72+17= | | x^2+-6x+25=0 | | 9x^2-16x+60=0 | | t=3g+3z | | 6.25e+17= | | -3/4x-21 | | 3x-7+4x+5=180 | | -(7x-3y)+[-2(2x+4y)]= | | 6(x-2)=7 | | 36/9=3x+2(-5x) | | -3x+1-7x=1 | | 31.4=2*3.14*r | | 8y+9=120 | | y-13y= | | x+3+5=9 | | 2n^2+2n-40= | | 12n-4-11n+13=13 | | 22=2*3.14*r | | 8+15=1000 | | 48+13m=295 |