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)
(3/7)*n = -19 // + 19
(3/7)*n+19 = 0
3/7*n+19 = 0 // - 19
3/7*n = -19 // : 3/7
n = -19/3/7
n = -133/3
n = -133/3
| (e+3)*4=24 | | -3x^2+5y^2+7z^2=0 | | 3x^2-5y^2+7z^2=0 | | 6k=-12 | | 4.2x=-8.4 | | -3/8n=9 | | 3.9x-5.8+7x=7.9x-16.3 | | 5/6n=-25 | | sqrt(17k^2+16k)=0 | | 2x-8=3x-16 | | 18x^2-12x-12=0 | | 6(x+5)-(4x-7)= | | 19/5x−1/3=4/5x−7/3 | | 2y+16=6y | | 2x(x^2-4x+3)=0 | | 135=lwh | | 15n=-45 | | 3x^2sin(3x)=0 | | 2y+8=3y-4 | | x(3-x)=-4 | | -7(-6x+5)=-7x+14 | | -n/5=8 | | 2y-4s=3 | | 6.00x-20.00=-20.00 | | -5*x+7=1-6*x | | 3x+25=5x-5 | | 30/2(2+3)/5= | | X-16=30 | | 6-2(3x-3)=2(2x+5)-4(3x-1) | | 7(3x-2)=13 | | 2y^13*w^5/(3*y4)⋅6*w^5/(7*y^4*w^9) | | 9z-4z=40 |