Solve for x 9x-3-8x=7-x

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

An object in geometry with no width, length or height is a(n):