1. choose the property that justifies the following conclusion.
if ac = ab + bc and ab + bc = 13, then ac = 13.
o symmetric property
transitive property
reflexive property
additive property of equality

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

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?

Kai walked one and two-thirds of a mile on saturday and four and one-sixth of a mile on sunday. how many miles did kai walk?