Mathematics
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    sqrt(x)=70.7
    sqrt(50x)=70.7
    2*s^3+13*s^2+60*s+80=0
    3(x+2)-2(x-3)=16
    12x+2(x-3)-3x=126
    6x+1.5(324-3x)=486
    3(x+2)-2(x-3)=16
    12x+2(x-3)-3x=126
    (14/25)*(10/7)=x
    (14/25)/(7/10)=x
    3000/x—3000/1.2x=5
    -x2+32x-252=4
    x*0.86*1.75*1.3=1.27
    X^3=155600000
    x*x/2= sqrt2*3*sqrt2*3
    256(1+x)(1+x)=400
    x-2/x=1/2
    x-2/x=1/2
    x-2/x=1/2
    1/(1-x)-3/(1-x^3)

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