SOLUTION: Graph 4x+4y<20 in a coordinate plane and sketch the boundary line of the graph.

Question 1128503: Graph 4x+4y<20 in a coordinate plane and sketch the boundary line of the graph.
Found 2 solutions by MathLover1, Alan3354:
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
...simplify, divide by

find two point,
make table:
|..
|..
the line of should be dashed because its points are not part of solution for

Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Graph 4x+4y<20 in a coordinate plane and sketch the boundary line of the graph.
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Graph 4x+4y=20 --> x+y = 5
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It's a straight line, you need 2 points.
x+y < 5 is the area below and to the left of the line, the line not included.

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