Which of the following shows an example of the identity property of 0? a. 227+(−227)=0 b. 12+12=1 c. −314+612=314 d. 0+(−756)=−756

Arectangle has a length of 6cm by 8cm what is the length of a diagonal of the rectangle

Acable company claims that the average household pays $78 a month for a basic cable plan, but it could differ by as much as $20. write an absolute value inequality to determine the range of basic cable plan costs with this cable company. a. |x − 78| ≥ 20 b. |x − 20| ≥ 78 c. |x − 20| ≤ 78 d. |x − 78| ≤ 20

Heather, sarah, nicky, and jill each have nine markers. how many markers do they have in all?