Pfv 
DMagnusrj:
JBK você pode resolver essa?http://brainly.com.br/tarefa/6103351
Estou ajudando outro usuario,se der tempo ajudo sim!
Deixa eu ja consegui
Agora já esta resolvida.
Soluções para a tarefa
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Boa noite Magnus!
Solução
![a+2b=0\\\\\
\dfrac{a}{4}-\dfrac{b}{2}=1\\\\\\\
Fazendo ~~e ~~substituindo !\\\\\
a=-2b\\\\\\\
\dfrac{-2b}{4}-\dfrac{b}{2}=1\\\\\\\
-2b-2b=4\\\\\
-4b=4\\\\\\\
b= \frac{4}{-4}\\\\\
\boxed{b=-1}\\\\\\\\
a=-2b\\\\\
a=-2(-1)\\\\
\boxed{a=2 }](https://tex.z-dn.net/?f=a%2B2b%3D0%5C%5C%5C%5C%5C%0A+%5Cdfrac%7Ba%7D%7B4%7D-%5Cdfrac%7Bb%7D%7B2%7D%3D1%5C%5C%5C%5C%5C%5C%5C%0AFazendo+%7E%7Ee+%7E%7Esubstituindo+%21%5C%5C%5C%5C%5C%0Aa%3D-2b%5C%5C%5C%5C%5C%5C%5C%0A+++%5Cdfrac%7B-2b%7D%7B4%7D-%5Cdfrac%7Bb%7D%7B2%7D%3D1%5C%5C%5C%5C%5C%5C%5C%0A-2b-2b%3D4%5C%5C%5C%5C%5C%0A-4b%3D4%5C%5C%5C%5C%5C%5C%5C%0Ab%3D+%5Cfrac%7B4%7D%7B-4%7D%5C%5C%5C%5C%5C%0A%5Cboxed%7Bb%3D-1%7D%5C%5C%5C%5C%5C%5C%5C%5C%0Aa%3D-2b%5C%5C%5C%5C%5C%0Aa%3D-2%28-1%29%5C%5C%5C%5C%0A%5Cboxed%7Ba%3D2+%7D "a+2b=0\\\\\
\dfrac{a}{4}-\dfrac{b}{2}=1\\\\\\\
Fazendo ~~e ~~substituindo !\\\\\
a=-2b\\\\\\\
\dfrac{-2b}{4}-\dfrac{b}{2}=1\\\\\\\
-2b-2b=4\\\\\
-4b=4\\\\\\\
b= \frac{4}{-4}\\\\\
\boxed{b=-1}\\\\\\\\
a=-2b\\\\\
a=-2(-1)\\\\
\boxed{a=2 }")
Boa noite!
Bons estudos!
Solução
Boa noite!
Bons estudos!
Boa noite JBK você agora fez parte da contrução do meu futuro!
Que noticia legal! Que o seu futuro seja prospero.
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