SOLUTION: How do I graph on a plane: -2x + 4y < 12 I have absolutely no idea what to do!! Thank you. Cynthia

Question 283096: How do I graph on a plane: -2x + 4y < 12
I have absolutely no idea what to do!!
Thank you.
Cynthia
Answer by nabla(475) (Show Source): You can put this solution on YOUR website!
Rewrite for y (is easiest):
y < x/2 +3
So, draw the function f(x)=x/2 +3

Now, we want y to always be less than that line (the line itself will be dotted!). So, we shade below it as pictured (fairly poorly but it is better than nothing):

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