What is the answer to -3x = 4.2 ?
1 answer:
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Answer:
58.74 cubic meters
Step-by-step explanation:
The function is actually
Here x is the number of days and the corresponding value of "f(x)" would be the water REMAINING after x days.
Since, we want to figure out how much water (from 60 m^3) is remaining after 7 days, we simply have to plug in x = 7 into the function. Whatever number we get, is the AMOUNT OF WATER REMAINING AFTER 7 DAYS.
So,
Thus, the amount of water remaining in the pool after 7 days is 58.74 cubic meters