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Math Help - functions and symbols

  1. #1
    Newbie
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    Aug 2007
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    functions and symbols

    Hi out there
    computer crashed, lost replies from you. please help again

    4-2(x-1)=2 +3x how to sove this equation mature brain so simple explanation please

    also how do I use my calculator(in radians) to work out
    x + 2sinx = 2

    can anyone confirm my answer is correct
    model is scaled 1:50
    building will be 12.4m high. model should be 24.8cm?
    . needs an area of 10m2 of storage space in building. Has architect planned sufficient space I say no. How do I explain my answer.
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  2. #2
    Junior Member
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    first 1
    4-2(x-1)=2 +3x
    4-2x+2=2+3x
    4+2-2=2x+3x
    4=5x
    x=4/5

    I can be wrong
    cause i am not really good
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