2X+4X=36
2007-02-21 07:25:08 · 3 個解答 · 發問者 terrancekhho 7 in 科學 ➔ 數學
2X+4X=36
X(2+4)=36
6X=36
X=36/6
X=6
2007-02-21 07:59:55 · answer #1 · answered by ? 4 · 0⤊ 0⤋
2X+4X=36
2x1+4x1=6 ( X )
2x2+4x2=12 ( X )
2x3+4x3=18 ( X )
2x4+4x4=24 ( X )
2x5+4x5=30 ( X )
2x6+4x6=36 ( right )
so X=6
好得意 : 計完弟一條識，然後:6x2 , 6x3 .........去到6x6 就 = 36 ! 所以 X=6 La
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2x8+4x5=36 one X=8 two X= 5
2x5+4x4=36 one X=5 two X=4
2007-02-21 11:16:25 · answer #2 · answered by Johnson 3 · 0⤊ 0⤋
2X+4X=36
6x = 36
x = 6
2007-02-21 07:28:51 · answer #3 · answered by Tai Chun 4 · 0⤊ 0⤋