Simplefy (9+4b)+(-3+9x)+(2+7d)

Do graduates from uf tend to have a higher income than students at fsu, five years after graduation? a random sample of 100 graduates was taken from both schools. let muf be the population mean salary at uf and let mufsu be the population mean salary at fsu. how should we write the alternative hypothesis?

What is the volume of a rectangular prism that is 120 centimeters by 2 meters by 1.5 meters in cubic meters?

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