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current location:Mathematical operation > History of Inequality Computation > Answer
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           ☆1 equations

[ 1/1 Equation]
    Work: Find the solution of equation 1.5(130(1+x)) = 130(1.5(1+x)) .
    Question type: Equation
    Solution:Original question:
     
3
2
(130(1 + x )) = 130(
3
2
(1 + x ))
    Remove the bracket on the left of the equation:
     Left side of the equation =
3
2
× 130(1 + x )
                                             = 195(1 + x )
                                             = 195 × 1 + 195 x
                                             = 195 + 195 x
    The equation is transformed into :
     195 + 195 x = 130(
3
2
(1 + x ))
    Remove the bracket on the right of the equation:
     Right side of the equation = 130 ×
3
2
(1 + x )
                                               = 195(1 + x )
                                               = 195 × 1 + 195 x
                                               = 195 + 195 x
    The equation is transformed into :
     195 + 195 x = 195 + 195 x

    Transposition :
     195 x 195 x = 195195

    Combine the items on the left of the equation:
     0 x = 195195

    Combine the items on the right of the equation:
     0 x = 0

    The equation has infinite solutions!!




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