6:(x+1)=10:(2x-1) 求x的值?

[匿名]

2016-04-17 4:17 am

回答 (4)

pui

2016-04-17 6:27 am

6:(x+1)=10:(2x-1)
12x-6=10x+10
2x=16
x=8

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[匿名]

2016-05-17 4:44 pm

30:5(x+1)=30:3(2x-1)

5x+5=6x-3

5+3=6x-5x

8=x

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[匿名]

2016-05-12 2:31 pm

10*(x+1)=6*(2x+1)
10x+10=12x+6
2x=4
x=2

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[匿名]

2016-04-17 4:34 am

6x+6=20x-10
14x=16
x=8/7

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