-2x - 47 = 7(x+1)
Simplify
2007-08-19 14:48:40 · 7 answers · asked by Meagan C 1 in Science & Mathematics ➔ Mathematics
- 2x - 47 = 7x + 7
- 54 = 9x
x = - 6
2007-08-23 10:52:15 · answer #1 · answered by Como 7 · 0⤊ 0⤋
-2x-47 = 7(x+1)
-2x-47 = 7x+7
-2x-7x = 7+47
-9x = 54
x = (54/--9) = -6 . . . . . Ans.
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2007-08-19 22:21:46 · answer #2 · answered by Joymash 6 · 0⤊ 0⤋
-2x -47 =7(x+1)
-2x -47=7x+7
-47=9x+7
-54=9x
x=-6
2007-08-19 21:55:20 · answer #3 · answered by grumpy 5 · 0⤊ 0⤋
-2x - 47 = 7(x + 1)
-2x - 47 = 7x + 7
-2x = 7x + 54
-9x = 54
x = -6
2007-08-19 21:55:46 · answer #4 · answered by The Glorious S.O.B. 7 · 0⤊ 0⤋
rewrite
7x+7=-2x-47
rearranging 7x+2x=-47-7
9x=-54
x= -6
2007-08-19 21:58:16 · answer #5 · answered by Anonymous · 0⤊ 0⤋
add 2x to both sides and subtract 7 from both sides:
-54 = 9x, or x = -6
2007-08-19 21:55:51 · answer #6 · answered by John V 6 · 0⤊ 0⤋
-54 = 9x
-6 = x.
2007-08-19 21:54:57 · answer #7 · answered by Anonymous · 0⤊ 0⤋