Answer:
(-∞,0)
Step-by-step explanation:
Graph y=|x|
Note that the graph is shaped like a V. The left half of the graph is decreasing from -∞ up until 0 when it hits the origin and starts to increase. Put this into interval notation: (-∞,0).
(-infinity, 0)
I did the test and got 100
4 miles I believe
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99
(40+49)+10=89+10=99