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)
1/x+3/4 = 13/12 // - 13/12
1/x+3/4-(13/12) = 0
1/x+3/4-13/12 = 0
1*x^-1 = 1/3 // : 1
x^-1 = 1/3
-1 < 0
1/(x^1) = 1/3 // * x^1
1 = 1/3*x^1 // : 1/3
3 = x^1
x = 3
x = 3
| w(w-3)=70 | | -2x-5/3=13/3 | | 5x+2=3x-7 | | 3(2t-4)=2t+12 | | -5/17p=-4 | | -7(-2-2z)=70 | | y/-6+5=9 | | w-3w=70 | | -3/19p=-8 | | 12ln(2x+7)=24 | | -7-8=2 | | 18a^3b+51a^2b+21ab=0 | | 1/2+x=-2/3 | | 3x^2-6x=3X | | 1-x=11-4x | | 3+x=8-x | | 91-6x=30x+23 | | n-(-11/4)=9/5 | | 9-2x=3(x+2) | | 18x-4=14x-16 | | 8x^2+3x+1=3x^2-3x | | 3/7y^2+1/7y=4/7 | | 3y+12=y+8 | | n-(-23/4)=14/5 | | 4w+8=2w+7 | | 3x-3=23+x | | 7x-19=3(x-3) | | 2b-b+3b=4a-16 | | 4(2x-3)=5x+7 | | 1/4(4f-8)=17 | | (x+a)(x+b)= | | 12+1.65*3=16.95 |