maliacutie
maliacutie
22-09-2014
Mathematics
contestada
what is 13x+15= 11x -25
also expalin plz
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mariamikayla
mariamikayla
23-09-2014
[tex]13x+15=11x-25 \\ \\ 13x-11x=-25-15 \\\\ 2x=-40 \\\\ \boxed{x=-\frac{40}{2}=-20}[/tex]
You pass the free terms wich don't contain 'x' in the othe part of the equal with changed signe ans the same for the terms wich contain x.
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