解方程一題

👨🏻‍🏫 學術台數學

2008-03-27 7:15 am

6x+5
_______ = x

2

x=??

列式

回答 (3)

2008-03-27 7:08 pm

✔ 最佳答案

(6X+5)/2=X
(6X+5)/2 x2=X x2
6X+5=2X
6X+5 -5=2X -5
6X=2X-5
6X-2X=-5
1/4x4X=-5x1/4
X=-5/4

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2008-03-27 8:08 am

(6x+5)/2 = x

6x + 5 = 2x

4x = -5

x = -5/4

參考: n/a

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2008-03-27 7:17 am

(6x+5)/2 = x
6x+5 = 2x
4x+5=0
4x = -5
x = -5/4

參考: self

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