A football player starts on the 20 yard line and gains 9 yards. On the next play, he loses 4 yards. The referee says there’s a penalty and takes away the 4-yard loss of yardage. Which expression represents the total number of yards gained?

Me ! write an equation for the interior angles of this triangle that uses the triangle sum theorem

Complete the input-output table for the linear function y = 3x. complete the input-output table for the linear function y = 3x. a = b = c =

One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?