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3 years ago

9

Shelly is tying to improve her running time for track race. She ran the first race 43.13 seconds. Her time was 43.1 seconds in t

he second race and 43.07 seconds in the third race. If this patteren continues, what will Shelly's time be in the fourth race?

1 answer:

grandymaker [24]3 years ago

3 0

Answer:

42.77

Step-by-step explanation:

The pattern is taking away 0.3. 43.07 minus 0.3 equals 42.77

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6x - 5y = 3 x1

3x - 8y = -15 x2

===============

6x - 5y = 3

6x - 16y = -30

============= -

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