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x in (-oo:+oo)
(8/9)*(9/8)*x = 0
x = 0
x = 0
| x^2-60x+230=0 | | (20-2x)(20-2x)(3)= | | x^2-60x+216=0 | | x^2-59x+216=0 | | 8-(4n-3)=1-5n | | 6(y-8)=5(3+y) | | 2x=2x+0 | | 7y-9=8y | | cox(x)=0.5 | | -8(k+3)-(7k-8)=16k | | 7(x-7)=8+6x | | 4x+8-2x=9+x-9 | | 1/u | | x^2+12s+36=0 | | 10-6x=-15-11x | | -9(n-4)=3-8n | | 5x^2-25x+15=0 | | 15a^2-22tv-5v^2=0 | | 7/50=x/75 | | n(n-1)/2=12 | | (x-30)+(115+x)-x=180 | | 3x+2(2x-11)=13 | | 6[t(t)-2]-5t-38=0 | | log(7.4x)=-4.8 | | x*5+9+8*8=500 | | ([a^2)(b^2)]/[(a)(b^2)]=? | | 44=2*3.14*r | | (a^2)(b^2)/(a)(b^2)=? | | x-2y-z=6 | | -8x-3y=19 | | 170=10+32t | | x+5=12x+9 |