Post a New Question

posted by Isabella on Friday, March 15, 2013 at 7:24pm.

Erick solved the problem (9 x 5 ) + 4= 7y (45) + 4= 7y 49 = 7y 42 = y Explain his mistake.

He subtracted, rather than divided in the last step. 49 = 7y 42 = y

More Related Questions