raynecloud raynecloud
  • 04-02-2016
  • Mathematics
contestada

Given: x + 2y = -6.

Solve for y.

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Leader
Leader Leader
  • 04-02-2016
[tex]x + 2y =-6[/tex]

Subtract x on both sides

[tex]x + 2y-x =-6-x[/tex]

[tex]2y =-6-x[/tex]

Divide by 2 on both sides

[tex]\frac{2y}{2} =\frac{-x-6}{2}\\\\y =\frac{-x-6}{2}\\\\ \boxed{\bf{y=-\frac{1}{2}x -3}}[/tex]
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