Problem solving
solve. show your work.
77. tony had an equal number of cranberry bars and walnut bar
away 66 cranberry bars. he then had 4 times as many walnut
cranberry bars left. how many bars did he have at first?

What properties allow transformation to be used as a problem solving tool

Based on the graph, what is the initial value of the linear relationship? a coordinate plane is shown. a line passes through the y-axis at -2 and the x-axis at 3.

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?