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k in (-oo:+oo)
k+5 = 7 // - 7
k-7+5 = 0
k-2 = 0 // + 2
k = 2
k = 2
| b-1=0 | | 6+t=6 | | b+2=-9 | | -19=b-8 | | w-3=0 | | 6+m=9 | | m-4=5 | | 2+a=14 | | 8x(6x+4)=6 | | a/-3=-2 | | k+3=12 | | n/-6=-6 | | 0=t-10 | | m-1=-10 | | m+2=-3 | | -7b=-70 | | m-3=-13 | | 11=b+5 | | t+5=12 | | 1.25y=y+3.5+1 | | 2x^2-8x+14=0 | | X^2+14x+50=5 | | w+2=14 | | k/6=-1 | | t+6=-1 | | k/2=-6 | | 1.25y=y+3+1 | | m+10=22 | | 12=w+10 | | b+8=20 | | w/-5=-2 | | 6m+2m+m= |