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)
(2*t)/5 = 4 // - 4
(2*t)/5-4 = 0
2/5*t-4 = 0 // + 4
2/5*t = 4 // : 2/5
t = 4/2/5
t = 10
t = 10
| (-e^(-x/50))/(2500) | | (r^2-4t^2)(r^2-4t^2)= | | (4s+5g)(4s-5g)= | | 6x=81x^2 | | 6v=72-3v | | 6y-5=4y+9 | | 2x+18+x+10=90 | | -16x^2+160x+80=0 | | 4/7t=16 | | -30+7x=3x+6 | | 10x-133+7x=71 | | y=3x^2+9x+8 | | 0.8(x+90)+0.8x=136 | | 90=(1+3x)+(x+13) | | 9x+70+x=180 | | X^2+1/2=24 | | x(26-x)=12.8(2.8) | | -4+8(x-2)=13x+4-5x | | X+2x+(2x+4)=24 | | 3(d+3)+5=26 | | X/20=5 | | (7-2)y= | | 15g-12=168 | | (x^2-3)x-2=x^2 | | x^2+9x+81= | | -6u+2=3u | | x^2+184X+8320=10260 | | (x+1)(4x-2)=(2x-1)(3x-1) | | 3c-5c+4c=28 | | 3a^2=-5a+2 | | 8x-4=5x+50 | | log(x+2)(17x-4)=2 |