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1=30+4X-5

2007-02-21 07:24:28 · 3 個解答 · 發問者 terrancekhho 7 in 科學 數學

3 個解答

1=30+4X-5
4x = 1-30+5
4x = -24
x = -6

2007-02-21 07:29:53 · answer #1 · answered by ? 3 · 0 0

1=30+4X-5
4x = 1-30+5
4x = -24
x = -6

2007-02-21 08:16:27 · answer #2 · answered by Nicoleeee 2 · 0 0

1=30+4X-5
1+5-30=4X
-24=4X
X=-6

2007-02-21 07:31:01 · answer #3 · answered by Dogroutfish 2 · 0 0

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