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x in (-oo:+oo)
(21*x)/3 = 0
7*x = 0 // : 7
x = 0
x = 0
| 2fx-2y=26 | | 3x^2-5x-3500=0 | | 2a+30=6a-10 | | 4b-1=17+5b | | 8x+20=140 | | 12x+x^2+26=-10 | | 3G-4=19 | | 3x^2+5x-3500=0 | | 2p+20=10p-84 | | 9p-4=5p+12 | | 11p-7=15 | | -4p-5(6-2p)=4(p-3)-2 | | 1.5x+1.5(x+18)=177 | | 2x/5-x=×/10-35/2= | | -11+10=m-9 | | (6+u)(2u-3)=0 | | 25=5w-35 | | 10(4x+1)=3(9x+9) | | 7-(-5*5*5)= | | 6x+3ey=36 | | 5(n-4)-(7-3n)=7n | | xa-y=2y | | z+10+z^2=-15 | | -3(-2/3y)= | | X-600/2=10 | | 5-2(3x+1)=-4(x-1) | | 3(p+2)=7p | | 7xn-2=12 | | 4(8x+8)=3 | | X/53=15 | | 9(x+3)-16= | | 3/2-14 |