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    14+(1/4)x-2=(3/4)x+2
    14+(1/4)x-2=(4/3)x+2
    14+4/1x-2=4/3x+2
    x²+5x=2250
    150y-y^2=3600
    1/2-x/2=2-x
    2210492.13-x-0.05x-650+12611.59=663041.07
    2x^2+2x=11
    8x+x+4=11
    8x^2+4x+4=11
    0.|123x=1
    x^2+7x=60
    sin(cos(tan6x))=1
    log(x,6)=2
    21x+120=901
    X-X*0.065-(X+25000)*0.0003=25000
    ln(1+x)+x=1
    (b+6)×4=
    x²-4x-5=0
    x-13.4+5.2=1.57

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