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-(1/2) = 2/3 // - 2/3
(-2/5)*x-(1/2)-(2/3) = 0
(-2/5)*x-1/2-2/3 = 0
-2/5*x-7/6 = 0 // + 7/6
-2/5*x = 7/6 // : -2/5
x = 7/6/(-2/5)
x = -35/12
x = -35/12
| x^2/0.25-x=1.8*10^-5 | | lnx=1/5 | | 4c/9=8 | | h(t)=-16t^2+25t | | 2(10x+27)+x=180 | | (6f)+(3f)+f=550 | | 6b+24=180 | | 5b+24=180 | | (6f)(3f)+f=550 | | e^4x=5-2x | | 64v^2-5=4 | | b+24+4b=180 | | e^4-3x=5-2x | | 3x+17+19=180 | | 8-3t=4y-20 | | 3x=180-2 | | -16-8+5x=6+13+16y | | 71/2:3=p:2 | | -16-8i+5x=6+13i+16yi | | 12=-10-x | | 2*2-5y=11 | | 4k+18=12 | | d+(d-12)=50 | | 3x+18=15x | | j+(2j)=12 | | (6y+6)-(4+5y)=6 | | 4a/8ab | | 3y+19=6y+1 | | 3(k-5)=-6 | | -18=z-6 | | 15x+40=180 | | 9x+6=3(3x+2) |