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x in (-oo:+oo)
(7*x)/7 = x // - x
(7*x)/7-x = 0
0 = 0
x należy do R
x in (-oo:+oo)
| 2(10*2)-4(5*2)= | | y=-8+92 | | 31-(2x+4)=2(x+6)+x | | n-4-2n=n+6-8+10 | | 83-2x=66 | | In(5*y^2)=3+In(x) | | X-3-4=15+8x-3+2 | | In(5*y^2)=3+In(n) | | In(5*x^2)=3+In(n) | | -5=8x-29 | | 9s+2t-4s= | | In(5*x^2)=3+In(a) | | -5=-3x-17 | | f(x)=x^2+4x+17 | | X=13+(7x-13) | | 24x-7-13x+4=25x-8-14x+16 | | v/9.8=23 | | 2(10t)=30+10 | | W=1/6v | | -5=2x-23 | | 4/(-1)=n | | 10x-6=10x-20 | | 5(x-20)=190 | | m/π=7.3 | | x-2=-6x-18 | | 5.8m=.5 | | 5(x-10)-3=6x-46 | | 2-1+4+4-3= | | x-2=6x+18 | | 1/2x-3/4=3/8 | | (5+x)-6=7 | | 2(10*2)=30+10 |