10x – 0.36 = 9(x – 0.61)
Expanding the right hand side of the equation, we get:
10x-0.36 = 9x-5.49
Arranging the X terms on one side:
10x-9x = 0.36-5.49
Therefore,
x = -5.13
2007-05-06 02:42:52
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answer #1
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answered by Vytheeshwaran V 4
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remember that when doing problems with a variable in it (in this case x) your goal is to isolate that variable.
first distribute the 9 to the x and the -0.61 which is
9x and -5.49 which gives you
10x - 0.36 = 9x - 5.49
then you subtract 9x from each side which cancels the 9x on the right side and gives you 10x-9x which is 1x. which gives you
1x - 0.36 = -5.49
then you add 0.36 to each side which cancels the -0.36 on the left side and isolates the variable 1x, which can be written as x, and gives you -5.13 on the right side. which gives you
x = -5.13 (final answer)
one common mistake that some people make on a problem like this is too not distribute the thing out side the parentheses (9) to both the things in the parentheses (x and -0.61), so be careful to always distribute to both terms inside the parentheses.
2007-05-06 02:57:41
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answer #2
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answered by aj 1
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Bring all terms involving x on any one side say left
=>10x - 9x=0.36-9X0.61
=>x=0.36-5.49
=>x=-5.13
2007-05-06 02:39:09
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answer #3
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answered by Anonymous
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10x – 0.36 - 9(x – 0.61)=0
10x – 0.36 - 9x + 5.49=0
10x-9x+5.49-0.36=0
x+ 5.13=0
x=-5.13
2007-05-06 02:45:03
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answer #4
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answered by iyiogrenci 6
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10x-0.36=9(x-0.61)
Expanding it we get
10x-0.36= 9x -5.49
Rearranging this exquation we will get
10x-9x = 0.36-5.49
x= - 5.13
2007-05-06 04:14:58
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answer #5
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answered by v s 2
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10x - 0.36 = 9x - 5.49
x = 0.36 - 5.49
x = - 5.13
2007-05-06 02:53:52
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answer #6
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answered by Como 7
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10x - 0.36 = 9x - 5.49
x = -5.49 + 0.36
x = -5.13
2007-05-06 03:01:53
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answer #7
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answered by Gina C 2
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=>10x - 0.36=9x-5.49
=>10x-9x=-5.49+0.36
=>x=-5.13
2007-05-06 02:44:53
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answer #8
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answered by Anonymous
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I can't believe anyone would have difficulty with this simple equation. The answer is -5.13.
2007-05-06 02:49:08
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answer #9
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answered by MikeB4257 1
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10x-0.36=9x-5.49
10x-9x=0.36-5.49
x=-5.13
greetings
2007-05-06 02:47:41
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answer #10
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answered by sadman 1
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