40%x+21=37x-78%x=2.2x+30%x=26(1-25%)x=1540%x-30=152x+20%x=3.3怎么列式计算jijiji40%x+21=37x-78%x=2.2x+30%x=26(1-25%)x=1540%x-30=152x+20%x=3.3

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40%x+21=37x-78%x=2.2x+30%x=26(1-25%)x=1540%x-30=152x+20%x=3.3怎么列式计算jijiji40%x+21=37x-78%x=2.2x+30%x=

40%x+21=37x-78%x=2.2x+30%x=26(1-25%)x=1540%x-30=152x+20%x=3.3怎么列式计算jijiji40%x+21=37x-78%x=2.2x+30%x=26(1-25%)x=1540%x-30=152x+20%x=3.3
40%x+21=37x-78%x=2.2x+30%x=26(1-25%)x=1540%x-30=152x+20%x=3.3怎么列式计算
jijiji
40%x+21=37
x-78%x=2.2
x+30%x=26
(1-25%)x=15
40%x-30=15
2x+20%x=3.3

40%x+21=37x-78%x=2.2x+30%x=26(1-25%)x=1540%x-30=152x+20%x=3.3怎么列式计算jijiji40%x+21=37x-78%x=2.2x+30%x=26(1-25%)x=1540%x-30=152x+20%x=3.3
40%x+21=37x=(37-21)÷40%x=40x-78%x=2.2
x=2.2÷(1-78%)x=10x+30%x=26x=26÷(1+30%)x=20(1-25%)x=15
x=15÷(1-25%)x=2040%x-30=15x=(15+30)÷40%x=112.5
2x+20%x=3.3x=3.3÷(2+20%)x=1.5

X=40
X=10
X=20
X=20
X=112.5
X=1.5
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