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D( x )
c-y = 0
c+y = 0
c-y = 0
c-y = 0
c-y = 0
x naleu017Cy do R
c+y = 0
c+y = 0
c+y = 0
x naleu017Cy do R
x belongs to the empty set
1/(c-y)+2/(c+y) = 1/y
x belongs to the empty set
| x/8=-13 | | (1/(5x+5))=(9/(x+1))-(4/5) | | (1/(4x))-(2/x)=-7/(x+9) | | (1/(4+y))+(1/y)=(2/3) | | m-5=-2+7 | | (1/((2x-5)(x)))+(1/(5x))=(-2/25) | | 8f+7g-2f-3g+4f+2g-9f-5g+1g= | | (1.4m-4.5)/1.5=8.2 | | (1.2s+3.69)/0.3=47.9 | | 85=17m | | -7=4/u-6 | | (1.04/1)=(100/x) | | 3(3x-7)=2(2x+5) | | (1-X/5)=4 | | 9s-6s+3t= | | 3x=11/22 | | (1-x)/12=-1/2x | | 2a-3=12a-5 | | 6y^2+4y-16=0 | | 7j-4j+7k= | | (1-6x)-8=(1/3x) | | 4a+6=7a-3 | | (1-3x/6)=(x/3)-1 | | -6x^2+53x+9=0 | | 2a-3=5a+6 | | 5y-5=-16y | | (1-2x)1/3=4 | | 5a-4a+2b= | | (1-2x)/(8-x)=3/1 | | 7g-8+87+95g=56 | | 7c+8d+5c= | | (1+z)/z=0 |