in the figure l parallel to m and p is a transversal if x=3x+20 and y=2x-20then what is x-y
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Answer:
3x+20+2x-20=180. co- interior angles
5x=180
x=36
X=3×36+20
=108+20
= 128
Y=2×36-20
= 72-20
= 52
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