mickey4691
2x=8
what is x?



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avita422
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x=4

mickey4691
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explain please?

Dido525
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dw:1353040363364:dw

Dido525
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Do you understand? In any algebra problem we want to get x by itself.

avita422
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dw:1353040463917:dw

Dido525
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@avita422 . Remember we are trying to help him learn. Not just give him an answer.


mickey4691
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i know 4x^2=7
then x = + or  sqrt of (7/4)
:D

Dido525
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No no!!!

Dido525
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We have:
dw:1353040645166:dw

Dido525
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Okay it seems you got it ;) .