Find an equation of the line that passes through (2-2) (8,1)

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41

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?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x