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 = 8 // - 8
(4/5)*x-8-3 = 0
4/5*x-11 = 0 // + 11
4/5*x = 11 // : 4/5
x = 11/4/5
x = 55/4
x = 55/4
| 49-3x=16 | | -3n-(7n+8)=-88 | | 5-e+3=2 | | 5-2+3=2 | | 6x^2-6xy+6x=0 | | 2-3(x+7)=-(3x+19) | | -x+2=x-3x-5 | | 1+3p=-5 | | .25/.29 | | 4x=(450/5) | | 4-(4x-3)=5x+1 | | 25-8t=5 | | (x-1)+3=x-3(x+1) | | 15n-8-3+n= | | 5/6(2z-1)3 | | 25x+38y=2 | | 10-5x/2-8-2x/2-11/2=0 | | 7-8x=-2(6x-1) | | 25x+32y=2 | | 5v+7=-43 | | (x+a)(x^2+ax+a)= | | 1/2u-9=10 | | X^3+3x-1=y | | 64.99*.3= | | 1f+2f+f=228 | | 3n-4=4n | | 1/(e^6x/2) | | 5/8x-1/2=3/4 | | 5-7t=-35 | | -2+3x=x-4x-2 | | 3x-4-x^2=0 | | -6y^2+96=0 |