Answer:
D
Step-by-step explanation:
Start by subtracting 64 from both sides:

Factor this by taking roots. Divide both sides by 25 first:

We "undo" a square by taking the square roots of both sides. Taking the square root leaves the possibilities of both the positive and negative roots of 9. Therefore, the solutions to this are

Answer:If the highest water level before the decrease started was 618 ft, what was the level at the end of 6 weeks? Answer by Alan3354(66834) · About Me (Show Source):. You can put this solution on YOUR website! Over the past several months, the water level of a lake has been decreasing by 2% each week. If the highest water ...
Step-by-step explanation:
Answer:
b
Step-by-step explanation:
i got a 100 on it yesterdy
Find points and find the slope from the points. Then plug the points into the equation along with the slope and then you can solve for b
8 x 300 = 2400
9 x 270 = 2430
10 x 240 = 2400
11 x 210 = 2310
the max revenue would be $9