Answer:
C
Step-by-step explanation:
y < 1/3x -4
The y intercept is -4
The slope is 1/3
y is less than so the line is dotted
y is less than so we colour below the line
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Function 1 is linear
A linear is a straight line on the graph.
a=110. x,55
y=180-(x+75)=50
w,75
b,110
x,40
y,30