40%x+21=37x-78%x=2.2x+30%x=26(1-25%)x=1540%x-30=152x+20%x=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
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
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=(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=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
40%x+21=37x-78%x=2.2x+30%x=26(1-25%)x=1540%x-30=152x+20%x=3.
(X+X)+(X-X)+(X*X)+(X/X)=100
x-30%x=14x+25%x=20
x/2+x/6+x/12+x/20+x/30+x/42=1
x+x=x+15
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
x-60%x-25%x=25%x-30
(25/X)X(30/X)= 15/X怎么算
X/(x-30)=(x+40)/X解方程,
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