If it's not what You are looking for type in the equation solver your own equation and let us solve it.
k in (-oo:+oo)
13 = 5*k-(4*k)+3 // - 5*k-(4*k)+3
4*k-(5*k)-3+13 = 0
4*k-5*k-3+13 = 0
10-k = 0 // - 10
-k = -10 // * -1
k = 10
k = 10
| -4k+3-5k=75 | | 3x-8-5x=-26 | | -5m+4+6m=10 | | 8-k+7k=-28 | | -3w+2+w=-22 | | 2x+8-7x=-32 | | -107=-7k-5k+1 | | -5-2m+5m=1 | | 6=4a-a+3 | | 2w-2+3w=48 | | 5k+3+6k=-107 | | 1-d+2d=11 | | -2n+3+5n=-27 | | -2+4m-m=19 | | -5+3x+7x=85 | | 4=-a+3a-4 | | 109=-7w-5w+1 | | -13=-7n+2n+2 | | 3-4a+7a=33 | | 3+6k+k=3 | | 50=-t+7t+2 | | 33=2x+7x-3 | | -21=d-7d-3 | | 8=a+3a-8 | | -8=-7a+6a+2 | | 29=t+t+5 | | -78=6d+6d+6 | | -4x-7+5x=-17 | | -1-6x-5x=-1 | | 2x+3/4+x-1/3=3x/2-x+4/6 | | 6+5t+2t=6 | | 8+2x+7x=-10 |