Answer:
okay so 400%
Step-by-step explanation: Here's why so basically 80 divided by 4 is 20 and 20 rounded to the nearest tenth is 4 so 4 turned into a percentage is 400%. Sorry if I am incorrect.
y = -x + 5
0 is 0, +5 = 5
-2 + 5 = 3
6,5
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the first one
Step-by-step explanation: