sumka12 sumka12

11-11-2014
Mathematics

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what is x equal to when 2x+5=13

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11-11-2014

[tex]2x+5=13\ \ \ \ \ \ \ \ |subtract\ 5\\\\2x=13-5\\\\2x=8\ \ \ \ \ \ \ \ \ \ |:2\\\\x=4\\\\Answer\ is\ 4.[/tex]

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sidneyboker sidneyboker

11-11-2014

2x+5=13
-5 -5   Get 2 alone by subtracting 5
2x=8
--- ---   And dividing by 2
2 2
x=4    There's your answer!

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