Answer:
yes it is
Step-by-step explanation:
that is a lap every 6 seconds .
equation: 8-n=13
answer: n = 21
it's (0, 0) and (-2, 0) so A & C
i dont know can you turn your sceen so i can see it better
b. -1
9=4a+13
-13 -13
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-4=4a
4a/-4
a=-1
