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)
(2/5)*x-(1/4) = 8 // - 8
(2/5)*x-(1/4)-8 = 0
(2/5)*x-1/4-8 = 0
2/5*x-33/4 = 0 // + 33/4
2/5*x = 33/4 // : 2/5
x = 33/4/2/5
x = 165/8
x = 165/8
| -9(-4)-6y=-24 | | 3(-4)+12y=-12 | | 4(x-4)-2(3x-8)=21 | | 16.81x-7.83-7.35=8.65x-7.29 | | 2(7x+2)+3(x-1)=20 | | 15+9y-9y=15 | | 12.5-2/3 | | 2(5x+4)=4(3x-1) | | X*(X+1)=210Y | | 289+196x=169x+343 | | 8-(4x-3)=18 | | -2=6/7*p | | -4+9x=7-2x | | 7-2x=8x-3 | | -5+4x=9 | | -4x+9=20 | | x=9/10 | | 13x+14-17x+12=106-8x | | 6-t=2r | | 4x+6x=2+7 | | 4x-7=2-6x | | x=9/11=-9/11 | | 2cos(x)=x | | -4x-7x=21-12 | | (6-x^2)/3=10 | | c+3i=4+di | | 2/5-1/2v=-2/3 | | (4x^2-7)/(2x-3) | | (2y-5)(-5y^2+8y+3)= | | 4x+14=44-x | | 72=b*4 | | 0.2y+11=3-0.6y |