Seudónimo Seudónimo
  • 06-11-2018
  • Mathematics
contestada

What are the x and y-intercepts of the line described by the equation?

3x−9y=10.8

Respuesta :

gmany
gmany gmany
  • 07-11-2018

[tex]3x-9y=10.8\\\\x-intercept\ for\ y=0:\\\\3x-9(0)=10.8\\\\3x-0=10.8\\\\3x=10.8\qquad\text{divide both sides by 3}\\\\\boxed{x=3.6\to(3.6,\ 0)}\\\\y-intercept\ for\ x=0:\\\\3(0)-9y=10.8\\\\0-9y=10.8\\\\-9y=10.8\qquad\text{divide both sides by (-9)}\\\\\boxed{y=-1.2\to(0,\ -1.2)}[/tex]

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