Why do numbers divisble by 9 have their digits add up to 9.

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum

The distance between a football fsaid and a parking lot is 135 feet. what is that length in yards? 2 mickey needs to cut pieces of ribbon that are each 1 meter long to tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long, how many 1-meter pieces of ribbon can he cut? show work

Create a varationof radical symbol y=a a (x-h)+k function graph the parent function with all 4 varations question: how did each variable change affect the graph? use (desmos) graphing to graph the it