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x in (-oo:+oo)
a-b-c = (a/b)/c // - (a/b)/c
a-b-((a/b)/c)-c = 0
a-(a*b^-1*c^-1)-b-c = 0
x naleu017Cy do R
x in (-oo:+oo)
| a+b+c=a/b/c | | abc=35 | | a-b-c=a*b*c | | a+b+c=a*b*c | | a+b+c=a-b-c | | 34+b+c=135 | | 3(y+2)=18(y+2)+1 | | x+x+x+x+x+x+x+x=324x | | x+x+x+x+x+x+x+x=324 | | -5*4+345=x | | (1+cos*7t)*sin*7t=0 | | 2014*x+2x-56*23x=2013x+234*34x-23x | | x*3.14=34 | | 2z=3y | | x^3=23 | | x+y+z=234 | | 2x/5+3=3x/6-2 | | 2x/3=3x/2 | | 2x*3=3x*2 | | 3x-x=x | | 343^2/3 | | y=0.3x^2 | | 4x-10x=20 | | 2y-5x=12 | | 4y-6=60x | | 4y-6=60 | | 24x+8=30x | | 24x+8=30 | | 2x(34+5)5=5(4-5) | | 10x-3=11x | | 2x-20x=50x | | 10y+6=2x |