Given The triangles below, Find the value of x to the nearest 10th , ASAP pls

Solutions for 2x+7 less than or equal to 3x-5

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?

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b