What property is -2x–6+4=-2? (see image)

Arectangular prism is 3 meters long, 6 meters wide, and has a height of 9 meters. what is its surface area?

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction