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Exercise

$2x+y=8$

Step-by-step Solution

1

Aplicamos a regra: $x+a=b$$\to x=b-a$, onde $a=2x$, $b=8$, $x+a=b=2x+y=8$, $x=y$ e $x+a=2x+y$

$y=8-2x$

Final answer to the exercise

$y=8-2x$

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