If it's not what You are looking for type in the equation solver your own equation and let us solve it.
n in (-oo:+oo)
(13/7)*n = -13/28 // + -13/28
(13/7)*n-(-13/28) = 0
(13/7)*n+13/28 = 0
13/7*n+13/28 = 0 // - 13/28
13/7*n = -13/28 // : 13/7
n = -13/28/13/7
n = -1/4
n = -1/4
| 4x^2-3=253 | | x^(5/7)/x^(2/3) | | r^2=18 | | -1450+(-8)m=-0 | | -1450+(-8)m=-1994 | | s+3=12 | | t/5+t/5=8/15 | | 3/2x4=16 | | 4x^2=32x+225 | | 9-5z=60-80s | | 4(0.5)-(-7.3)= | | 6.9+0.7x=0.6 | | 0.3x+0.9=-1.5 | | 2s+t/2=61 | | G(W)=w^2+9w-10 | | x^3+3x+9=0 | | 10x+57=7x+12 | | 8x+9=32(5+2x) | | 10x+5+5=80 | | 3y^2-3/y^2-1 | | 5x/7=-15 | | R=3u+v | | 4x-1=3-2x+8x | | 100t=-5 | | 2x-45=-3x+80 | | d^2+8d-48= | | -4y/9=-8 | | 19.50-16y=11.50 | | x^4/3-2=62 | | (-5)^-2/(-5^-3x5^5) | | -9w=23 | | 1+2x=3(x-4)+2 |