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)
-((4/5)*x) = 3/5 // - 3/5
-((4/5)*x)-(3/5) = 0
(-4/5)*x-3/5 = 0
-4/5*x-3/5 = 0 // + 3/5
-4/5*x = 3/5 // : -4/5
x = 3/5/(-4/5)
x = -3/4
x = -3/4
| 2x-17y=-7 | | x^2/4=9 | | -(5x+4y/9x)+(3x-y/6)-1 | | -8(x-6)=-7x-1 | | 4x^2+(x-3)(2x+3)=0 | | 4x^2+(x-3)=0 | | 2000000/200000 | | 10a-6a^3=0 | | 5000/500 | | 53=x-0.25 | | x-2y+5=0 | | 3(3t^2-t)=0 | | 5=4x+3+x+2 | | 3000-120m=4000-160m | | 3000-120m=1500 | | 3/5s=-40 | | 4000-160m=2500 | | 400-160m=2500 | | t^3+2t^2-25t-50=0 | | y-212=0 | | 76%/497.8= | | x+z=215 | | (-15x+2)(-2)=x+4 | | 3(x-2)-4(2+3x)=x+10 | | (15x+2)(-2)=x+4 | | (y-5)(y+4)=-2y | | 1/5(2x-5)=4 | | a-y+z=455 | | 7*8=3x+4 | | (4x+9)(2x+8x+1)= | | Y=f+g+h/7 | | 4/3*3.14*(3) |