If it decreases by 80٪, then only 20٪ remains.
15×20٪=15×20/100=15×0.2=3
Answer: 3
ANSWER
a=-2, b=3
EXPLANATION
The given equation is

Recall that:

We simplify the left hand side to get:

For this equation to be true, we must have:
-6a=12 and 2+b=5
This implies that,
a=-2 and b=3
Answer:
5 gallons per second
Step-by-step explanation:
Step 1:
300 ÷ 60 = 5
Answer:
5
Hope This Helps :)
Answer:
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