3 times a number is 7 more than twice the number....?

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2007-12-18 08:03:52 · 4 answers · asked by Vash ;D 1 in Science & Mathematics ➔ Mathematics

3x = 7 +2x
3x - 2x = 7
x = 7
The number is 7

2007-12-18 08:06:37 · answer #1 · answered by antone_fo 4 · 0⤊ 0⤋

3 X = 2 X + 7
X = 7

2007-12-18 08:07:01 · answer #2 · answered by jgoulden 7 · 0⤊ 0⤋

3n=7+2n
-2n -2n
n=7

2007-12-18 08:07:25 · answer #3 · answered by lardball777 2 · 0⤊ 0⤋

let it be n:
3n=2n+7
n=7.ANS.

2007-12-18 08:22:09 · answer #4 · answered by Anonymous · 0⤊ 0⤋