3X-(7X-2)=(2-X)-(2X+1) AYUDENME PORFA.... Question from @sabiodes

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August 2018 2 17 Report

3X-(7X-2)=(2-X)-(2X+1) AYUDENME PORFA

lubensoto12 3X-(7X-2)=(2-X)-(2X+1)3x-7x+2=2-x-2x-1
-4x+2=1-3x
2-1=-3x+4x
1=x

1 votes Thanks 1

yexs $Hola~~Sabio \\ \\ 3x-(7x-2)=(2-x)-(2x+1) \\ \\ 3x-7x+2=2-x-2x-1~~---\ \textgreater \ agrupando~te'rminos~iguales \\ \\ \underbrace{3x-7x+x+2x}_{\boxed{-x}}=\underbrace{2-1-2}_{\boxed{-1}} \\ \\ -x=-1~~---\ \textgreater \ multiplicamos~por~(-1)~para~hacer~positivo \\ \\ \boxed{\boxed{x=1}}$

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Espero te sirva, saludos!!

0 votes Thanks 2