LifeIsADangerousGame
  • LifeIsADangerousGame
Can someone show me how to answer all of these questions? Given the inequality below. Will the boundary line be dotted or solid? (5 points) Explain your answer. (5 points) Do the values on the boundary line make the inequality true or false? (5 points) Explain your answer. (5 points) 3x - 5y > 15
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
It will be dotted as there is no equal sign. False as they are not smaller or larger than 15 but exactly equal
LifeIsADangerousGame
  • LifeIsADangerousGame
My teacher won't accept that though, can you show me how to explain it?
LifeIsADangerousGame
  • LifeIsADangerousGame
And my comp didn't copy it correct. \[3x - 5y \ge 15\] that's the correct one

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aroub
  • aroub
It is solid then
aroub
  • aroub
Because there is an equal sign
LifeIsADangerousGame
  • LifeIsADangerousGame
Thank you, how do I find if the values on the boundary line make the inequality true or false? (5 points
aroub
  • aroub
Do you have to graph it ?
LifeIsADangerousGame
  • LifeIsADangerousGame
Yea, but I don't know how
LifeIsADangerousGame
  • LifeIsADangerousGame
I know that the shaded area will be above the line
LifeIsADangerousGame
  • LifeIsADangerousGame
Should I put (0,0) into the equation to figure tihs out?
aroub
  • aroub
Yes
LifeIsADangerousGame
  • LifeIsADangerousGame
\[3x - 5y \ge 15\] \[-5y \ge -3x + 15\] \[y \le 3/5x - 3\] and finally \[y \le 3/5x - 3 = 0 \le -3? \]
LifeIsADangerousGame
  • LifeIsADangerousGame
Is this right?

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