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k in (-oo:+oo)
-5 = k-2 // - k-2
2-k-5 = 0
-k-3 = 0 // + 3
-k = 3 // * -1
k = -3
k = -3
| 5p-3p=7+3 | | -11=m-6 | | -6+m=-3 | | t-5=-4 | | 6w=66 | | m-6=-15 | | m+9=-1 | | 4=a+9 | | m+7=-5 | | ax+3c=2f | | m/3=-4 | | 3+k=-7 | | w-8=-3 | | d-5=4 | | 6n=-48 | | -8=d+4 | | -1+n=4 | | 8=b+9 | | n-9=-15 | | 8=w+4 | | 5+a=4 | | 11=t+3 | | w-1=7 | | b-1=-13 | | -7=d+5 | | -2=w-8 | | 14=b+8 | | 6+b=3 | | -2n=-10 | | -4+w=6 | | m/3=-1 | | m/7=-6 |