x+3分之2x=40

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x+3分之2x=40x+3分之2x=40x+3分之2x=40x+2/3x=40(1+2/3)X=405/3X=40X=24x+3x/2=405x/2=405x=80x=16x+3分之2x=403分之5

x+3分之2x=40
x+3分之2x=40

x+3分之2x=40
x+2/3 x=40
(1+2/3)X=40
5/3X=40
X=24

x+3x/2=40
5x/2=40
5x=80
x=16

x+3分之2x=40
3分之5x=40
x=3分之5乘40
x=24