6x+3/2x=9 急
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6x+3/2x=9急6x+3/2x=9急6x+3/2x=9急6x+3/2x=9(6+3/2)x=915/2*x=9x=9*2/15x=6/56x+3/2x=96x+1.5x=97.5x=9x=1.26
6x+3/2x=9 急
6x+3/2x=9 急
6x+3/2x=9 急
6x+3/2x=9
(6+3/2)x=9
15/2*x=9
x=9*2/15
x=6/5
6x+3/2x=9
6x+1.5x=9
7.5x=9
x=1.2
6x+1.5x=9
7.5x=9
x=1.2
6x+3/2x=9 急
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