x/0.7-1=(0.17-0.2x)/0.03
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x/0.7-1=(0.17-0.2x)/0.03
x/0.7-1=(0.17-0.2x)/0.03
x/0.7-1=(0.17-0.2x)/0.03
x/0.7-1=(0.17-0.2x)/0.03
10x/7-1=100(0.17-0.2x)/3
3*10x-21=7*100(0.17-0.2x)
30x-21=700(0.17-0.2x)
30x-21=119-140x
30x+140x=119+21
170x=140
x=14/17
解方程:x/0.7-0.17-0.2x/0.3=1
0.7/x - 0.03/0.17-0.2x =1 解方程
解方程x/0.7-0.3/0.17-0.2x=1
0.7分之x-0.03分之0.17-0.2x=1
x/0.7-1=(0.17-0.2x)/0.03
x/0.7-(0.17-0.2x)/0.03=1
x/0.7-0.17-0.2x/0.03=1
x/0.7-0.17-0.2x/0.03=1
x/0.7—0.17—0.2x/0.13=1
x/0.7-(0.17-0.2x)/0.13=1
X/0.7-(0.17-0.2x)/0.03=1
X/0.7-0.17-0.2x/0.03=1
解方程:x/0.7-0.17-0.2x/0.03=1(2)2x+1/6+x-1/3=1
0.7/x-0.03/(0.17-0.2x)=1(求x,)
1) (2x+1/3)=2- (x-2/2) 2) 2(x-1)/3=x-1 3) 1+(3-x/2)=(x+4/3)-2 4)(x/0.7)-(0.17-0.2x/0.03)=1
1) (2x+1/3)=2- (x-2/2) 2) 2(x-1)/3=x-1 3) 1+(3-x/2)=(x+4/3)-2 4)(x/0.7)-(0.17-0.2x/0.03)=1
(x-1)+(x+2)+0.2x+2x=46
(x-1)/0.3-(x+7)/0.5=1.7 x/0.7-(0.17-0.7x)/0.