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t in (-oo:+oo)
-11 = t-9 // - t-9
9-t-11 = 0
-t-2 = 0 // + 2
-t = 2 // * -1
t = -2
t = -2
| 3+n=9 | | 16=n+8 | | -9+d=-11 | | t/11=9/44 | | w+8=15 | | d+9=19 | | w/7=5 | | -6+a=-1 | | 83-4x=14-9x | | (2x-9)(2x-9)-1=0 | | 0/11=9/44 | | -7=a+3 | | 4+m=-2 | | m+10=20 | | m/-5=-6 | | -6=w-6 | | 1/x+1/5x=6/25 | | t/-5=-2 | | 29=4+5x | | 7+n=10 | | k+8=10 | | 2+b=0 | | m+7=5 | | -5=b+5 | | 3k=36 | | n+1=11 | | t-1=-13 | | w+10=15 | | n+1=-7 | | -6t=18 | | 5=w+5 | | -2a=-24 |