3x + x = 15 - 3?
回答 (10)
2008-07-31 6:43 am
✔ 最佳答案
3x + x = 15-34x = 12
x=3
2008-07-31 6:32 am
4x = 12
x=3
x=3
2008-07-31 6:37 am
3x+x=12
4x= 12
x= 3
4x= 12
x= 3
2008-07-31 8:20 am
3x + x = 15 - 3
4x = 12
x = 12/4
x = 3
4x = 12
x = 12/4
x = 3
2008-07-31 7:44 am
4x = 12
x = 3
x = 3
2008-07-31 6:58 am
3x+x=4x
15-3=12
4x=12
divide both sides by 4.
4x/4=12/4
4's cancel on the first fraction
x=12/4
x=3
15-3=12
4x=12
divide both sides by 4.
4x/4=12/4
4's cancel on the first fraction
x=12/4
x=3
2008-07-31 6:43 am
4x = 12
x = 3
x = 3
2008-07-31 6:37 am
3X+X=15-3
ADD THE X'S
4X=15-3
NOW SUBTRACT THE RIGHT SIDE
4X=12
THEN DIVIDE EACH SIDE BY 4 TO GET X BY ITSELF,
X=3!
VOILA! ;]
ADD THE X'S
4X=15-3
NOW SUBTRACT THE RIGHT SIDE
4X=12
THEN DIVIDE EACH SIDE BY 4 TO GET X BY ITSELF,
X=3!
VOILA! ;]
2008-07-31 6:33 am
4x=12
4x/.4=12/4
x=3
4x/.4=12/4
x=3
收錄日期: 2021-05-01 10:55:03
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