If x = -2, calculate the value of: xcubed + xsquared

What situation is an example of an observational study

How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons

As a salesperson you get $50/day and $3.60/each sales you make.if you want to make $60 in one day, how many sales would you need need to make ? a 3b 4c 5d 6 show work.