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x in (-oo:+oo)
-8*(1/4)*b*c = 0
-2*b*c = 0
x naleu017Cy do R
x in (-oo:+oo)
| x/3+3/5=-1/-15 | | r^2-9r-45=7 | | 2x/3-8/3=4 | | 6x^2-72+120=0 | | -1/2(10x-5)=8 | | -17+12p-11p= | | 21.7+.3x=x | | 21.7=x-.3x | | -.40p+2=.2p+11 | | 6x+3-3x=-21 | | 4z+2=-5z-3 | | 6(4x-7)= | | 13x+12=7x | | 5-20=5a | | (15b^5y^4/14y)/(5b/2y) | | 4x(2)+9x+7=0 | | 8(5a-4n+3p)-4(6p-8n+11a)= | | -k=9[k-10] | | 11+(7+n)=42 | | (1/2)3 | | -7(8-2v)-7v=-16+2v | | -2+2n=n+64 | | 3+5k=-2-2(2k-7) | | -9=4s+15 | | 4(5y-9)= | | -7c=98 | | (36x^2)+(4x)=0 | | -8+d=42 | | -(x+8)=-1-2x | | 15=h-4 | | 2x-9=x+11 | | x=12x+8 |