Yes babe, u r right. If you ever doubt your answer in these kinds of equations then always replace the X (or any variable) with the answer you get at the end. It helps a lot.
5X + 10 - 6X + 3= 6 -2X - 2
5X – 6X+ 10 + 3= 6 -2x - 2
-1X + 13 = 6-2 -2X
-1X + 13 = 4 -2X
-1X + 1X + 13= 4 -2X +1X
13 - 4= 4 -4 -1X
9= -1X
X= -9
Now replace -9 where ever you see X in the actually equation (5X + 10 - 6X + 3= 6 -2X – 2).
2006-07-26 13:36:39
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answer #1
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answered by Salman 2
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Yes, good job!
You can always verify your answer by substituting
x = -9
into your original equation and see that the result is true.
5(-9) + 10 - 6(-9) + 3 = 6 - 2(-9) -2
-45 + 10 + 54 + 3 = 6 + 18 - 2
22 = 22 (True)
This means you answer x = -9 is correct.
2006-07-26 20:51:29
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answer #2
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answered by ideaquest 7
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Yes.
Let X = -9 and solve the original equation.
5*(-9)+10-6*(-9)+3 = 6-2*(-9)-2
22=22
2006-07-26 20:28:44
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answer #3
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answered by Joe 2
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Yeah, but the way you rewrite it reversing the terms only makes it more confusing.
For example,
6-2x-2, then
6-2-2x
If you do it that way, you'll end up to likely make more mistakes
2006-07-26 20:30:27
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answer #4
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answered by Anonymous
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Looks good to me.
If you want to be sure, plug in -9 for x in the original equation and see if both sides of the equation equal.
2006-07-26 20:29:12
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answer #5
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answered by Infidel-E 2
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Best way to check if you did it right is to substitute the answer back into the original equation and make sure everything turns out correctly.
2006-07-26 20:29:01
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answer #6
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answered by kain2396 3
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That's completely correct. Extra kudos to you for doing it properly by adding x to both sides instead of doing the 'move x to the other side' stuff that most people try to pull off.
Well done.
2006-07-26 20:32:03
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answer #7
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answered by tgypoi 5
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Yes its 100% correct
2006-07-26 21:02:32
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answer #8
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answered by Sherman81 6
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It looks correct. If there is any doubt, go back and plug your answer in to the original equation and see if it comes out right.
2006-07-26 20:30:34
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answer #9
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answered by Sciencenut 7
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Yes! I just worked it out, good job!!!!
You should get 10 points!
2006-07-26 20:29:11
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answer #10
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answered by Lisa N 5
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