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Julliaamandha8go
Respondido

Se X=-1 + 3 e Y = 1 - 3,0 valor de X? - 2.Y - 8 é​

Resposta :

X= -1+3 portanto = X=2

Y=1-3 portanto = Y=-2

X-2.Y-8-->2-2.-2-8-->2+4-8-->6-8= -2

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