2X-4=4
2007-02-21 07:26:28 · 4 個解答 · 發問者 terrancekhho 7 in 科學 ➔ 數學
2X-4=4
2x=4+4
2x=8
x=8÷2
x=4
2007-02-21 07:30:23 · answer #1 · answered by gnfgn 1 · 0⤊ 0⤋
2X-4 = 4
First : 4+4=8
Second : 2x ? =8
Third : 2x4=8
so X=4
2007-02-21 11:19:45 · answer #2 · answered by Johnson 3 · 0⤊ 0⤋
2X-4=4
2X=4+4
2X=8
X=8/2
X=4
2007-02-21 07:32:34 · answer #3 · answered by 恩 4 · 0⤊ 0⤋
2X-4=4
2x = 8
x = 4
2007-02-21 07:29:23 · answer #4 · answered by Tai Chun 4 · 0⤊ 0⤋