If it's not what You are looking for type in the equation solver your own equation and let us solve it.
z in (-oo:+oo)
(1/4)*(8*z-4) = 0
1/4*(8*z-4) = 0
( 1/4 )
1/4 = 0
z belongs to the empty set
( 8*z-4 )
8*z-4 = 0 // + 4
8*z = 4 // : 8
z = 4/8
z = 1/2
z = 1/2
| .04x+48=x | | 28+8a=-4-4(-8-2a) | | 4m^2+4m-2=0 | | 4r^2+10r-24=0 | | 6r=s+2t+10 | | (2x+3y)dx+(3x+4y)dy=0 | | 3(x-5)-5(x-3)=x+4-(x-8) | | dx[1.2-0.5]=14 | | 3(-6x+7)-5(4x-3)=302 | | 27n^2-3=0 | | -4(3x+4)=-112 | | 18b^2-2=0 | | y-8=-14(x+8) | | 2x+y+(5+y)=220 | | y-5=13(x-6) | | b(3x-2)=2a-(4x+b) | | 6r^2+53r-70=0 | | 5-3(4-3x)=9 | | 5t=4.5t+2.2 | | 3x-7x=10 | | 8p+16q+24= | | 2b+5=8 | | 10-5x=135-60 | | 5-10x=135-60 | | 135-10=60x+5 | | x^2-2x+y^2-2y+z^2-8z=0 | | 135x-10=60+5 | | 135-10x=60+5 | | 135-10=60+5x | | x/7=-14/5 | | 60+5=135-10+X | | -4(3-6d)=99-7(3-4x) |