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)
(4*X)/10 = 20 // - 20
(4*X)/10-20 = 0
2/5*X-20 = 0 // + 20
2/5*X = 20 // : 2/5
X = 20/2/5
X = 50
X = 50
| 8(2x-6)=x+102 | | X=26+-1x | | 2x+8=2(x+2) | | 14(4/7y-2)=14(3/7y+3/14) | | 8-2/10 | | y^2+6y+34y=0 | | 14(4/7x-2)=14(3/7x+3/14) | | 14+6(z-4)=4z-8 | | Y=x^2+7*x+12 | | 4x^2-112x-343=0 | | (4/5x1/3)x7 | | 6x-(-21x/35)=17 | | .09=10.42x+0.01 | | -35z^2-11z+6=0 | | 0=4x-12x | | y-8=-9y | | .52=10.42x+0.01 | | 9y^2-24+15= | | 2.24-3.34x=2x-4.435 | | 0=8x^7-24x^5 | | x-4/3=5x | | 813/150000=x | | 2X/10=8 | | 150000/813=x | | .37=10.42x+0.01 | | -1260+5t+25t^2=0 | | 150000/813 | | -1=2/3-7 | | 14x=-65 | | 4x^2-112x-375=0 | | n^2+11n-26=0 | | 26/1x7/6 |