25.8=18+24(X-2)/8 求X?

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25.8=18+24(X-2)/8 求X?

25.8=18+24(X-2)/8 求X?
25.8=18+24(X-2)/8 求X?

25.8=18+24(X-2)/8 求X?
25.8-18=24(X-2)/8
7.8=24(X-2)/8
7.8X8=24(X-2)
62.4=24(X-2)
62.4/24=X-2
2.6=X-2
X=2.6+2=4.6


25.8=18+24(X-2)/8
25.8-25.8=3(X-2)
7.8=3(X-2)
X-2=2.6
X=2+2.6
X=4.6

24(X-2)/8=7.8
x-2=2.6
x=4.6

这种题目你也问得出来,好好学习吧你,这是最基础的东西了


25.8=18+24(X-2)/8
25.8-25.8=3(X-2)
7.8=3(X-2)
X-2=2.6
X=2+2.6
X=4.6