Here's the answer to your questions
Supplementary means adds to 180 degrees as all the choices do.
2x + 3 + 3x + 2 = 180
5x + 5 = 180
5x = 175
x = 175 / 5 = 35
2(35)+3 = 73
3(35)+2=107
Choice D
75
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Answer Expert Verified
If a vertical line is drawn then the line will cut at only one point. In first graph for all x values we have different y values so the ordered pairs represent a function.
