Help look at image. What is area of square if one side length is 2x-3

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?

Find the area of the region between a regular hexagon with sides of 6" and its inscribed circle.