jaysonbaez jaysonbaez
  • 16-10-2018
  • Mathematics
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Solve the inequality -2d -2 < 3d + 8

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gmany
gmany gmany
  • 16-10-2018

[tex]-2d-2 < 3d+8\qquad|\text{add 2 to both sides}\\\\-2d < 3d+10\qquad|\text{subtract 3d from both sides}\\\\-5d < 10\qquad\\text{change the signs}\\\\5d > -10\qquad|\text{divide both sides by 5}\\\\\boxed{d > -2}[/tex]

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