If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
5*x+8 = 2*x-19 // - 2*x-19
5*x-(2*x)+8+19 = 0
5*x-2*x+8+19 = 0
3*x+27 = 0 // - 27
3*x = -27 // : 3
x = -27/3
x = -9
x = -9
| -n+5=-3+7n | | 7b+3=-18+4b | | 11c+18=15c+30 | | 6+2x=-6x-26 | | -6k-8=-64+2k | | 4-6k=7k+134 | | 7x-10=-x+30 | | 3+3x=-5x+51 | | 3d+10=-6d+64 | | 6+2t=4t+28 | | n+3/7=-7 | | 2x+3x-2=0 | | -7x+1=-4x-26 | | 12=x/3+6 | | 7n+6=-49+2n | | 5n-1=-2n+27 | | 3b-5=5b-29 | | -2+7w=-7w+54 | | 4t-5=-15+6t | | 3+2n=7n-47 | | 2178x^2+5286x-89875=0 | | -2/3x=40 | | -2+2b=b-10 | | -k-1=5k-43 | | -1-4k=3k+76 | | -2b+4=4b+64 | | -6k-3=6k-123 | | k+3=2k-4 | | -b-4=-39-6b | | 3(8a-7)+15a=4a-12 | | 158-5x=40x+18 | | 7m+4=4m+4 |