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)
(3/4)*n-9 = -13 // + 13
(3/4)*n-9+13 = 0
3/4*n+4 = 0 // - 4
3/4*n = -4 // : 3/4
n = -4/3/4
n = -16/3
n = -16/3
| 5x+3+6Y+6x-7x+5y=180 | | -1/4q-2=0 | | 2(3x-5)+11=2x+21 | | 4(5x-2)-6x=5(2x-4) | | (1/5)(3x+2)-(1/3)(x+4)=6 | | -9=-2-k/8 | | 13/4+y=-3/4 | | (3/8x)-(1/3x)+6=(1/6x) | | 7-3=2x-x | | 9x-8-2(2x)+(16+3)=-4x-3+2x | | 5x+2-7x+8= | | 19x^2+24x+9=0 | | (5/4x)+(1/8x)=(11/8)+x | | 4(-5x+6x)=-28 | | 229=2x-12x | | 3(4-2n)=-6(n+8) | | y=7x+12 | | 3+8n=-7+7+8n+3 | | y=7+12 | | -3k-39=8(7x-5)+1 | | 12(2x-2)=4(6x+8) | | y/3+4-2 | | 7=3x+4x | | 9+10m-7=7m+66-5m | | 81=8a-1a | | 4x+19=x+7 | | (2/3)x+7=8x-6 | | 6/270 | | 2a=48 | | (-6+1)*4+5/5+2 | | 10g=30 | | 9d+4=4d-13 |