Answer:
Brown, purple, Green and Red/Pink
Step-by-step explanation:
The equations are equal where they intersect on the graph. There are 4 points at which the to graphs intersect. They intersect at the points colored brown, purple, green and red.
54 is anwer.
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because 54 is correct answer.
about 21 percent
180=40+(x+20)
x+20=140
x=120
