If it's not what You are looking for type in the equation solver your own equation and let us solve it.
t in (-oo:+oo)
(4/5)*t = -4 // + 4
(4/5)*t+4 = 0
4/5*t+4 = 0 // - 4
4/5*t = -4 // : 4/5
t = -4/4/5
t = -5
t = -5
| 48+4x+y=180 | | x=100+.84x | | 9=-2m+3-6 | | 2x=180+50 | | 4-3(4-3x)=8x+11 | | 2x^2=49+7x | | 14/15=x/9 | | x=180+50 | | 25q+5n=225 | | 2x+3=5x-3x+3 | | r-14=23r | | x=100+.63x | | d+q=37 | | 7(m+3p)=2d-k | | 9a=4a+30 | | 3n^2=2n+33 | | 8x+4+64=180 | | -6=5a-2a | | x-2/5=3/10 | | ln(x)=-10 | | -x+3+5x=3 | | 106=180-y | | 7(m-3p)=2d-k | | 1/6=1/3+x | | x^3=130-5x | | (x+3)2=0 | | 11/4+x=2 | | 6=2v-3v | | m^2=56-10m | | 10x^2=(-7)+5x | | 8[x+1]=8x-5 | | 2x+3y=420 |