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x in (-oo:+oo)
x-10 = -10 // + 10
x-10+10 = 0
x = 0
x = 0
| -10+w=-120/11 | | y=1/2(-4)+2 | | -10+w=-6 | | 10(x-1)=2(2x)-5 | | -10+t=-7 | | -10+n=-98/9 | | -10+k=-37/4 | | -10+7t-6t=-41/4 | | -10+7m=-87 | | -10+6w=32 | | -10+6/7k=-454/49 | | -10+5/6a=-65/6 | | -10+4/5w=-53/5 | | -10+3/5a=-53/5 | | -10+1/5x=-41/5 | | -10+1/5m=-51/5 | | -10+1/4b=-81/8 | | -10+t=-49/5 | | -10+t+6t=-103/11 | | -10+n=-32/3 | | -10+k=-55/6 | | -10+d=-119/11 | | -10+b-b=-10 | | -10+a=-29/3 | | 7(0)-21=7x | | -10+5x=-2/3x-43/6 | | -10+4k=-62/5 | | -10+4b=10 | | -10+3n=11 | | -10+3d=4/5d-61/5 | | -10+2t=-32 | | -10+2b-3b=-95/9 |