Answer:
Yes a number by itself is considered a constant.
Answer:
0.666 or 2/3
Step-by-step explanation:
you would do 2 / 3 = 0.666
0.666 = 2/3
-2 + 4x - 4
= 4x-6
Make sure to distribute everything and then combine like terms.
Answer: 4x-6
Answer:
Drain A 
Drain B 
Step-by-step explanation:
Let
x------> the time in minutes
y-----> the volume of the pool in gallons
we know that
The equation that represent the situation is equal to

solve for x

Drain A

In this case we have


substitute

Drain B

In this case we have


substitute

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