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x in (-oo:+oo)
(3*(x-k))/w = 0
( 3 )
3 = 0
x belongs to the empty set
( x-k )
x-k = 0 // + k
x = k
x = k
| 3x-y+11=0 | | 4.50(x-400)= | | 0.09/100 | | 7b-42=14b+12 | | 8x-32=36 | | 7-8y=47 | | 2x=x^2-35 | | 1/(x^2-1)^2=0 | | 9h=105 | | 8-6=8 | | 21h=108 | | -5-7=3-7x | | 56=5m | | Y=x-11/15-3x | | 0.56(5-x)-0.6(3+x)=0.6 | | 6z=2z+14 | | 5d=(d+28) | | (-2x)*(-2x)= | | (-2xy)*(-2xy)= | | 7p+23m-4p= | | 60m+50.45=57.95 | | 6-4y=26 | | 7x=26-6 | | (1-1/3) | | 6(2k+3)=-28-7k | | -6(2x+8)=-12x-48 | | 3-9y=21 | | 2a-12=4a-(2a+12) | | 0.25a+0.5b=50 | | 1/h=4 | | 7.2=x-1.9 | | 0.25a+0.5b=150 |