40x=50(x+0.18)

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40x=50(x+0.18)40x=50(x+0.18)40x=50(x+0.18)40x=50(x+0.18)去括号40x=50x+9化简10x=-9解之得x=-0.9x=-0.940x=50(x+

40x=50(x+0.18)
40x=50(x+0.18)

40x=50(x+0.18)
40x=50(x+0.18)
去括号 40x=50x+9
化简 10x=-9
解之得 x=-0.9

x=-0.9

40x=50(x+0.18)
40x=50x+9
10x=-9
x=-0.9

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