If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
x/(-4) = -4 // + 4
x/(-4)+4 = 0
4-1/4*x = 0 // - 4
-1/4*x = -4 // : -1/4
x = -4/(-1/4)
x = 16
x = 16
| 20=15+4(6) | | b-11=9 | | 9x+15=4(2x+9) | | 25x^4y^5/5x^4y^6 | | 18x-24-10x+15=17 | | 236-7x=38x+21 | | c=15+4(39) | | 2x+3/x-4-2x-8/2x+1 | | 3x(7x+4)= | | x^4+2x^3+8x^2+4x+3=0 | | x=50+(15-40/4) | | 2x+3/x-4 | | 39=15+4n | | 15/16(4/5)^3 | | 55=50+(x-40/4) | | 40-p=p/2+10 | | 5xy^3*6xy= | | (9x^8)(5)= | | 8/x-7/x=1/9 | | (8/9)^2 | | 10x-146=3x-6 | | K-2/10=-1 | | (-7/10)^2 | | 20=((x*75)+(y*10))/8000 | | x/12-1=x/6-10 | | -2+4/x=2 | | 8x-7x=1/9 | | 2x-45=3x+x | | 15/23/6/7 | | 1.3x+8.4=3.2x-3 | | 11+p/2=13 | | z^3z^6/z^5 |