If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
54/x = 9/7 // - 9/7
54/x-(9/7) = 0
54/x-9/7 = 0
54*x^-1 = 9/7 // : 54
x^-1 = 1/42
-1 < 0
1/(x^1) = 1/42 // * x^1
1 = 1/42*x^1 // : 1/42
42 = x^1
x = 42
x = 42
| (5/9)(x-6)-1 | | 7/4y-12=-5 | | (X+1)=(X-3) | | 6(x+5)+2=-5(x-7)-11 | | x+200x=205 | | 2/3x5/-6 | | 0.056x+10.756= | | x/a=-8 | | v=znkforv | | 1/2y-9=1/6y | | x+96=0.10 | | 2(x-6)=-0.2 | | 5+7-(-5)= | | 11.6=8c-6 | | -3-v=20 | | a=-b+15 | | 7a-14=b+6 | | 7e-1=45.2 | | a^4+4a^3-16a-16= | | 3x=ln(8) | | 4(2x+2w)+6(x+11w)= | | 26y(y-7)= | | 49=p-(-27) | | 15m/3m | | 2p+(2p-(p-4))=-(p-(5-p)) | | 14(a-4)=0 | | (y-12)(y+4)=0 | | 50z+3=67z+1 | | 15x-22+17x+10=180 | | 7(4*2x)=28(4*x) | | x=3-(4/5)/(1/4) | | (4/5)-6(5,7) |