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x in (-oo:+oo)
b/a = (a/b)/2 // - (a/b)/2
b/a-((a/b)/2) = 0
a^-1*b-1/2*a*b^-1 = 0
x należy do R
x in (-oo:+oo)
| Y=25+0.05 | | x-(0.12*x)=2790000 | | 3x*x-1=4x*x | | -10x=5/12 | | 3x(x-1)=4x(x) | | 7(7+(x-7))=6(6+(x-4)) | | 3x+12+142=180 | | 4(4+(x-1))=5(5+(x-4)) | | v=1/3(3.14)5*5*5 | | 1/3(3.14)5*5*5 | | x-(0.15*x)=150000 | | 9(7+9)=8(8+5x) | | -2+x=x+4 | | 120=1200(L)^(-1/2) | | d-8=24 | | 1200〖(L)〗^(-1/2)=120 | | 6-3k= | | 9(x+14)=27 | | 32+13r=180 | | 4x+1=3+3x | | 2(12-3x)= | | Q-29=57 | | 5x=2.5y | | 3sin(a)=4.713 | | 4u^2+28u+43=0 | | 9x-4y=-20 | | 8y+12x=216 | | 4x-x^3-2x^2=-17 | | 4x-x^3-2x^2=17 | | 6(4h+8)= | | Pq^3*p4/p^3q | | 10/3x=160 |