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x in (-oo:+oo)
9 = a/b // - a/b
9-(a/b) = 0
9-(a*b^-1) = 0
x naleu017Cy do R
x in (-oo:+oo)
| -6(4x-2y+4)= | | 1/10x=1/5 | | u=v+8 | | 4y+12=92 | | 3x+70=5x-10 | | -8y+4=-9y+8 | | c/3-11=2 | | 6x+(1+2x)=9 | | 3(x+2)/5=4x-1 | | 2/3n+12=28 | | -1/9-4-9 | | u=v+b | | 3/8x=3/5 | | 8(7y+4)-3(3y+10)= | | 4m+5=25 | | 1/5x=1/10 | | 0.40x+0.25(60)=0.20(71) | | b-8=a | | 2(3f+3)+4(9f+2)= | | -6(5x-4y+5)= | | 6/5x=24 | | 2x*4=16 | | x/5+18=5 | | 1/4(5x-8)=4 | | 5b+5=-10 | | s-44=-19 | | 1.1=-4.9t^2+7t | | r^2+2r=48 | | y=1/2x-2 | | -4(3x-5y+6)= | | 27x^4a^2+18x^2a^3= | | 8(6u+8)-8(10u-5)= |