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x in (-oo:+oo)
((3*b^2*c^2)/21)*b^2*c^4*c^5 = 0
1/7*b^4*c^11 = 0
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x in (-oo:+oo)
| Log(3)x=5/6 | | -x+2(2-7x)-(10+9x)=3x-5+8 | | 4y=8-6y | | 8x^2+15=47 | | 3u=5u-12 | | 2ln(x+4)-6ln(x)= | | 2(k-5)= | | 3x-20=9x+3 | | 7x+40=130 | | 2*x^2+6*x-8=0 | | x(x-1)=4x | | 4+x=-x-8 | | m^2+8.18182m+10.9091=0 | | mx+2x-1=0 | | 6x-3x=-8-4 | | 4+7ln(x)=67 | | sin(2pix)=1 | | 4d+2=2d+16 | | (x+200)+550= | | -3x-4y=-33 | | 1/4•1/7÷2 | | 15+4x=10-6x | | f(x)=6x^2+3 | | 9(x-7)=-24 | | 9(x-7)=24 | | -12=2-7x | | 1+10*5= | | 25.73+35x=x | | X/240x5/1=10 | | 0.25x=8000 | | 4/7*x=2/5*34-x |